125899280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7121}}^1$

素因数の和:7164

約数の個数: 80

約数和(自身を含む): 333822384

約数和(自身を除く): 207923104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 7121, 8840, 14242, 17680, 28484, 35605, 56968, 71210, 92573, 113936, 121057, 142420, 185146, 242114, 284840, 370292, 462865, 484228, 569680, 605285, 740584, 925730, 968456, 1210570, 1481168, 1573741, 1851460, 1936912, 2421140, 3147482, 3702920, 4842280, 6294964, 7405840, 7868705, 9684560, 12589928, 15737410, 25179856, 31474820, 62949640, 125899280]

約数ペア:

[(1, 125899280), (2, 62949640), (4, 31474820), (5, 25179856), (8, 15737410), (10, 12589928), (13, 9684560), (16, 7868705), (17, 7405840), (20, 6294964), (26, 4842280), (34, 3702920), (40, 3147482), (52, 2421140), (65, 1936912), (68, 1851460), (80, 1573741), (85, 1481168), (104, 1210570), (130, 968456), (136, 925730), (170, 740584), (208, 605285), (221, 569680), (260, 484228), (272, 462865), (340, 370292), (442, 284840), (520, 242114), (680, 185146), (884, 142420), (1040, 121057), (1105, 113936), (1360, 92573), (1768, 71210), (2210, 56968), (3536, 35605), (4420, 28484), (7121, 17680), (8840, 14242)]