89000320

素因数分解:

$2^7\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2357}}^1$

素因数の和:2435

約数の個数: 64

約数和(自身を含む): 216464400

約数和(自身を除く): 127464080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 295, 320, 472, 590, 640, 944, 1180, 1888, 2357, 2360, 3776, 4714, 4720, 7552, 9428, 9440, 11785, 18856, 18880, 23570, 37712, 37760, 47140, 75424, 94280, 139063, 150848, 188560, 278126, 301696, 377120, 556252, 695315, 754240, 1112504, 1390630, 1508480, 2225008, 2781260, 4450016, 5562520, 8900032, 11125040, 17800064, 22250080, 44500160, 89000320]

約数ペア:

[(1, 89000320), (2, 44500160), (4, 22250080), (5, 17800064), (8, 11125040), (10, 8900032), (16, 5562520), (20, 4450016), (32, 2781260), (40, 2225008), (59, 1508480), (64, 1390630), (80, 1112504), (118, 754240), (128, 695315), (160, 556252), (236, 377120), (295, 301696), (320, 278126), (472, 188560), (590, 150848), (640, 139063), (944, 94280), (1180, 75424), (1888, 47140), (2357, 37760), (2360, 37712), (3776, 23570), (4714, 18880), (4720, 18856), (7552, 11785), (9428, 9440)]