8123515280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4481}}^1$

素因数の和:4585

約数の個数: 160

約数和(自身を含む): 21128076288

約数和(自身を除く): 13004561008

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 43, 62, 68, 80, 85, 86, 124, 136, 155, 170, 172, 215, 248, 272, 310, 340, 344, 430, 496, 527, 620, 680, 688, 731, 860, 1054, 1240, 1333, 1360, 1462, 1720, 2108, 2480, 2635, 2666, 2924, 3440, 3655, 4216, 4481, 5270, 5332, 5848, 6665, 7310, 8432, 8962, 10540, 10664, 11696, 13330, 14620, 17924, 21080, 21328, 22405, 22661, 26660, 29240, 35848, 42160, 44810, 45322, 53320, 58480, 71696, 76177, 89620, 90644, 106640, 113305, 138911, 152354, 179240, 181288, 192683, 226610, 277822, 304708, 358480, 362576, 380885, 385366, 453220, 555644, 609416, 694555, 761770, 770732, 906440, 963415, 1111288, 1218832, 1389110, 1523540, 1541464, 1812880, 1926830, 2222576, 2361487, 2778220, 3047080, 3082928, 3275611, 3853660, 4722974, 5556440, 5973173, 6094160, 6551222, 7707320, 9445948, 11112880, 11807435, 11946346, 13102444, 15414640, 16378055, 18891896, 23614870, 23892692, 26204888, 29865865, 32756110, 37783792, 47229740, 47785384, 52409776, 59731730, 65512220, 94459480, 95570768, 101543941, 119463460, 131024440, 188918960, 203087882, 238926920, 262048880, 406175764, 477853840, 507719705, 812351528, 1015439410, 1624703056, 2030878820, 4061757640, 8123515280]

約数ペア:

[(1, 8123515280), (2, 4061757640), (4, 2030878820), (5, 1624703056), (8, 1015439410), (10, 812351528), (16, 507719705), (17, 477853840), (20, 406175764), (31, 262048880), (34, 238926920), (40, 203087882), (43, 188918960), (62, 131024440), (68, 119463460), (80, 101543941), (85, 95570768), (86, 94459480), (124, 65512220), (136, 59731730), (155, 52409776), (170, 47785384), (172, 47229740), (215, 37783792), (248, 32756110), (272, 29865865), (310, 26204888), (340, 23892692), (344, 23614870), (430, 18891896), (496, 16378055), (527, 15414640), (620, 13102444), (680, 11946346), (688, 11807435), (731, 11112880), (860, 9445948), (1054, 7707320), (1240, 6551222), (1333, 6094160), (1360, 5973173), (1462, 5556440), (1720, 4722974), (2108, 3853660), (2480, 3275611), (2635, 3082928), (2666, 3047080), (2924, 2778220), (3440, 2361487), (3655, 2222576), (4216, 1926830), (4481, 1812880), (5270, 1541464), (5332, 1523540), (5848, 1389110), (6665, 1218832), (7310, 1111288), (8432, 963415), (8962, 906440), (10540, 770732), (10664, 761770), (11696, 694555), (13330, 609416), (14620, 555644), (17924, 453220), (21080, 385366), (21328, 380885), (22405, 362576), (22661, 358480), (26660, 304708), (29240, 277822), (35848, 226610), (42160, 192683), (44810, 181288), (45322, 179240), (53320, 152354), (58480, 138911), (71696, 113305), (76177, 106640), (89620, 90644)]