90113540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1619}}^1$

素因数の和:1673

約数の個数: 72

約数和(自身を含む): 217183680

約数和(自身を除く): 127070140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 1619, 2420, 2530, 2783, 3238, 5060, 5566, 6476, 8095, 11132, 13915, 16190, 17809, 27830, 32380, 35618, 37237, 55660, 71236, 74474, 89045, 148948, 178090, 186185, 195899, 356180, 372370, 391798, 409607, 744740, 783596, 819214, 979495, 1638428, 1958990, 2048035, 3917980, 4096070, 4505677, 8192140, 9011354, 18022708, 22528385, 45056770, 90113540]

約数ペア:

[(1, 90113540), (2, 45056770), (4, 22528385), (5, 18022708), (10, 9011354), (11, 8192140), (20, 4505677), (22, 4096070), (23, 3917980), (44, 2048035), (46, 1958990), (55, 1638428), (92, 979495), (110, 819214), (115, 783596), (121, 744740), (220, 409607), (230, 391798), (242, 372370), (253, 356180), (460, 195899), (484, 186185), (506, 178090), (605, 148948), (1012, 89045), (1210, 74474), (1265, 71236), (1619, 55660), (2420, 37237), (2530, 35618), (2783, 32380), (3238, 27830), (5060, 17809), (5566, 16190), (6476, 13915), (8095, 11132)]