127785472

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 80

約数和(自身を含む): 269482752

約数和(自身を除く): 141697280

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 97, 124, 128, 166, 194, 248, 256, 332, 388, 496, 512, 664, 776, 992, 1328, 1552, 1984, 2573, 2656, 3007, 3104, 3968, 5146, 5312, 6014, 6208, 7936, 8051, 10292, 10624, 12028, 12416, 15872, 16102, 20584, 21248, 24056, 24832, 32204, 41168, 42496, 48112, 49664, 64408, 82336, 96224, 128816, 164672, 192448, 249581, 257632, 329344, 384896, 499162, 515264, 658688, 769792, 998324, 1030528, 1317376, 1539584, 1996648, 2061056, 3993296, 4122112, 7986592, 15973184, 31946368, 63892736, 127785472]

約数ペア:

[(1, 127785472), (2, 63892736), (4, 31946368), (8, 15973184), (16, 7986592), (31, 4122112), (32, 3993296), (62, 2061056), (64, 1996648), (83, 1539584), (97, 1317376), (124, 1030528), (128, 998324), (166, 769792), (194, 658688), (248, 515264), (256, 499162), (332, 384896), (388, 329344), (496, 257632), (512, 249581), (664, 192448), (776, 164672), (992, 128816), (1328, 96224), (1552, 82336), (1984, 64408), (2573, 49664), (2656, 48112), (3007, 42496), (3104, 41168), (3968, 32204), (5146, 24832), (5312, 24056), (6014, 21248), (6208, 20584), (7936, 16102), (8051, 15872), (10292, 12416), (10624, 12028)]