90421072

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 218189160

約数和(自身を除く): 127768088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 41, 49, 56, 58, 82, 97, 98, 112, 116, 164, 194, 196, 203, 232, 287, 328, 388, 392, 406, 464, 574, 656, 679, 776, 784, 812, 1148, 1189, 1358, 1421, 1552, 1624, 2009, 2296, 2378, 2716, 2813, 2842, 3248, 3977, 4018, 4592, 4753, 4756, 5432, 5626, 5684, 7954, 8036, 8323, 9506, 9512, 10864, 11252, 11368, 15908, 16072, 16646, 19012, 19024, 19691, 22504, 22736, 27839, 31816, 32144, 33292, 38024, 39382, 45008, 55678, 58261, 63632, 66584, 76048, 78764, 111356, 115333, 116522, 133168, 137837, 157528, 194873, 222712, 230666, 233044, 275674, 315056, 389746, 445424, 461332, 466088, 551348, 779492, 807331, 922664, 932176, 1102696, 1558984, 1614662, 1845328, 2205392, 3117968, 3229324, 5651317, 6458648, 11302634, 12917296, 22605268, 45210536, 90421072]

約数ペア:

[(1, 90421072), (2, 45210536), (4, 22605268), (7, 12917296), (8, 11302634), (14, 6458648), (16, 5651317), (28, 3229324), (29, 3117968), (41, 2205392), (49, 1845328), (56, 1614662), (58, 1558984), (82, 1102696), (97, 932176), (98, 922664), (112, 807331), (116, 779492), (164, 551348), (194, 466088), (196, 461332), (203, 445424), (232, 389746), (287, 315056), (328, 275674), (388, 233044), (392, 230666), (406, 222712), (464, 194873), (574, 157528), (656, 137837), (679, 133168), (776, 116522), (784, 115333), (812, 111356), (1148, 78764), (1189, 76048), (1358, 66584), (1421, 63632), (1552, 58261), (1624, 55678), (2009, 45008), (2296, 39382), (2378, 38024), (2716, 33292), (2813, 32144), (2842, 31816), (3248, 27839), (3977, 22736), (4018, 22504), (4592, 19691), (4753, 19024), (4756, 19012), (5432, 16646), (5626, 16072), (5684, 15908), (7954, 11368), (8036, 11252), (8323, 10864), (9506, 9512)]