90185920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25621}}^1$

素因数の和:25649

約数の個数: 56

約数和(自身を含む): 234287568

約数和(自身を除く): 144101648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 25621, 51242, 102484, 128105, 204968, 256210, 281831, 409936, 512420, 563662, 819872, 1024840, 1127324, 1409155, 1639744, 2049680, 2254648, 2818310, 4099360, 4509296, 5636620, 8198720, 9018592, 11273240, 18037184, 22546480, 45092960, 90185920]

約数ペア:

[(1, 90185920), (2, 45092960), (4, 22546480), (5, 18037184), (8, 11273240), (10, 9018592), (11, 8198720), (16, 5636620), (20, 4509296), (22, 4099360), (32, 2818310), (40, 2254648), (44, 2049680), (55, 1639744), (64, 1409155), (80, 1127324), (88, 1024840), (110, 819872), (160, 563662), (176, 512420), (220, 409936), (320, 281831), (352, 256210), (440, 204968), (704, 128105), (880, 102484), (1760, 51242), (3520, 25621)]