90926720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4583}}^1$

素因数の和:4633

約数の個数: 64

約数和(自身を含む): 224432640

約数和(自身を除く): 133505920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4583, 4960, 9166, 9920, 18332, 19840, 22915, 36664, 45830, 73328, 91660, 142073, 146656, 183320, 284146, 293312, 366640, 568292, 586624, 710365, 733280, 1136584, 1420730, 1466560, 2273168, 2841460, 2933120, 4546336, 5682920, 9092672, 11365840, 18185344, 22731680, 45463360, 90926720]

約数ペア:

[(1, 90926720), (2, 45463360), (4, 22731680), (5, 18185344), (8, 11365840), (10, 9092672), (16, 5682920), (20, 4546336), (31, 2933120), (32, 2841460), (40, 2273168), (62, 1466560), (64, 1420730), (80, 1136584), (124, 733280), (128, 710365), (155, 586624), (160, 568292), (248, 366640), (310, 293312), (320, 284146), (496, 183320), (620, 146656), (640, 142073), (992, 91660), (1240, 73328), (1984, 45830), (2480, 36664), (3968, 22915), (4583, 19840), (4960, 18332), (9166, 9920)]