90348280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1697}}^1$

素因数の和:1741

約数の個数: 64

約数和(自身を含む): 223728480

約数和(自身を除く): 133380200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 1331, 1697, 2420, 2662, 3394, 4840, 5324, 6655, 6788, 8485, 10648, 13310, 13576, 16970, 18667, 26620, 33940, 37334, 53240, 67880, 74668, 93335, 149336, 186670, 205337, 373340, 410674, 746680, 821348, 1026685, 1642696, 2053370, 2258707, 4106740, 4517414, 8213480, 9034828, 11293535, 18069656, 22587070, 45174140, 90348280]

約数ペア:

[(1, 90348280), (2, 45174140), (4, 22587070), (5, 18069656), (8, 11293535), (10, 9034828), (11, 8213480), (20, 4517414), (22, 4106740), (40, 2258707), (44, 2053370), (55, 1642696), (88, 1026685), (110, 821348), (121, 746680), (220, 410674), (242, 373340), (440, 205337), (484, 186670), (605, 149336), (968, 93335), (1210, 74668), (1331, 67880), (1697, 53240), (2420, 37334), (2662, 33940), (3394, 26620), (4840, 18667), (5324, 16970), (6655, 13576), (6788, 13310), (8485, 10648)]