8999631700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:890

約数の個数: 144

約数和(自身を含む): 21448627200

約数和(自身を除く): 12448995500

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 100, 124, 155, 170, 310, 340, 389, 425, 439, 527, 620, 775, 778, 850, 878, 1054, 1550, 1556, 1700, 1756, 1945, 2108, 2195, 2635, 3100, 3890, 4390, 5270, 6613, 7463, 7780, 8780, 9725, 10540, 10975, 12059, 13175, 13226, 13609, 14926, 19450, 21950, 24118, 26350, 26452, 27218, 29852, 33065, 37315, 38900, 43900, 48236, 52700, 54436, 60295, 66130, 68045, 74630, 120590, 132260, 136090, 149260, 165325, 170771, 186575, 205003, 231353, 241180, 272180, 301475, 330650, 340225, 341542, 373150, 410006, 462706, 602950, 661300, 680450, 683084, 746300, 820012, 853855, 925412, 1025015, 1156765, 1205900, 1360900, 1707710, 2050030, 2313530, 2903107, 3415420, 4100060, 4269275, 4627060, 5125075, 5293901, 5783825, 5806214, 8538550, 10250150, 10587802, 11567650, 11612428, 14515535, 17077100, 20500300, 21175604, 23135300, 26469505, 29031070, 52939010, 58062140, 72577675, 89996317, 105878020, 132347525, 145155350, 179992634, 264695050, 290310700, 359985268, 449981585, 529390100, 899963170, 1799926340, 2249907925, 4499815850, 8999631700]

約数ペア:

[(1, 8999631700), (2, 4499815850), (4, 2249907925), (5, 1799926340), (10, 899963170), (17, 529390100), (20, 449981585), (25, 359985268), (31, 290310700), (34, 264695050), (50, 179992634), (62, 145155350), (68, 132347525), (85, 105878020), (100, 89996317), (124, 72577675), (155, 58062140), (170, 52939010), (310, 29031070), (340, 26469505), (389, 23135300), (425, 21175604), (439, 20500300), (527, 17077100), (620, 14515535), (775, 11612428), (778, 11567650), (850, 10587802), (878, 10250150), (1054, 8538550), (1550, 5806214), (1556, 5783825), (1700, 5293901), (1756, 5125075), (1945, 4627060), (2108, 4269275), (2195, 4100060), (2635, 3415420), (3100, 2903107), (3890, 2313530), (4390, 2050030), (5270, 1707710), (6613, 1360900), (7463, 1205900), (7780, 1156765), (8780, 1025015), (9725, 925412), (10540, 853855), (10975, 820012), (12059, 746300), (13175, 683084), (13226, 680450), (13609, 661300), (14926, 602950), (19450, 462706), (21950, 410006), (24118, 373150), (26350, 341542), (26452, 340225), (27218, 330650), (29852, 301475), (33065, 272180), (37315, 241180), (38900, 231353), (43900, 205003), (48236, 186575), (52700, 170771), (54436, 165325), (60295, 149260), (66130, 136090), (68045, 132260), (74630, 120590)]