75803680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:123

約数の個数: 144

約数和(自身を含む): 202691160

約数和(自身を除く): 126887480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 31, 32, 34, 40, 58, 62, 68, 80, 85, 116, 124, 136, 145, 155, 160, 170, 232, 248, 272, 290, 310, 340, 464, 493, 496, 527, 544, 580, 620, 680, 899, 928, 961, 986, 992, 1054, 1160, 1240, 1360, 1798, 1922, 1972, 2108, 2320, 2465, 2480, 2635, 2720, 3596, 3844, 3944, 4216, 4495, 4640, 4805, 4930, 4960, 5270, 7192, 7688, 7888, 8432, 8990, 9610, 9860, 10540, 14384, 15283, 15376, 15776, 16337, 16864, 17980, 19220, 19720, 21080, 27869, 28768, 30566, 30752, 32674, 35960, 38440, 39440, 42160, 55738, 61132, 65348, 71920, 76415, 76880, 78880, 81685, 84320, 111476, 122264, 130696, 139345, 143840, 152830, 153760, 163370, 222952, 244528, 261392, 278690, 305660, 326740, 445904, 473773, 489056, 522784, 557380, 611320, 653480, 891808, 947546, 1114760, 1222640, 1306960, 1895092, 2229520, 2368865, 2445280, 2613920, 3790184, 4459040, 4737730, 7580368, 9475460, 15160736, 18950920, 37901840, 75803680]

約数ペア:

[(1, 75803680), (2, 37901840), (4, 18950920), (5, 15160736), (8, 9475460), (10, 7580368), (16, 4737730), (17, 4459040), (20, 3790184), (29, 2613920), (31, 2445280), (32, 2368865), (34, 2229520), (40, 1895092), (58, 1306960), (62, 1222640), (68, 1114760), (80, 947546), (85, 891808), (116, 653480), (124, 611320), (136, 557380), (145, 522784), (155, 489056), (160, 473773), (170, 445904), (232, 326740), (248, 305660), (272, 278690), (290, 261392), (310, 244528), (340, 222952), (464, 163370), (493, 153760), (496, 152830), (527, 143840), (544, 139345), (580, 130696), (620, 122264), (680, 111476), (899, 84320), (928, 81685), (961, 78880), (986, 76880), (992, 76415), (1054, 71920), (1160, 65348), (1240, 61132), (1360, 55738), (1798, 42160), (1922, 39440), (1972, 38440), (2108, 35960), (2320, 32674), (2465, 30752), (2480, 30566), (2635, 28768), (2720, 27869), (3596, 21080), (3844, 19720), (3944, 19220), (4216, 17980), (4495, 16864), (4640, 16337), (4805, 15776), (4930, 15376), (4960, 15283), (5270, 14384), (7192, 10540), (7688, 9860), (7888, 9610), (8432, 8990)]