90931840

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3023}}^1$

素因数の和:3089

約数の個数: 64

約数和(自身を含む): 222082560

約数和(自身を除く): 131150720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 470, 640, 752, 940, 1504, 1880, 3008, 3023, 3760, 6016, 6046, 7520, 12092, 15040, 15115, 24184, 30080, 30230, 48368, 60460, 96736, 120920, 142081, 193472, 241840, 284162, 386944, 483680, 568324, 710405, 967360, 1136648, 1420810, 1934720, 2273296, 2841620, 4546592, 5683240, 9093184, 11366480, 18186368, 22732960, 45465920, 90931840]

約数ペア:

[(1, 90931840), (2, 45465920), (4, 22732960), (5, 18186368), (8, 11366480), (10, 9093184), (16, 5683240), (20, 4546592), (32, 2841620), (40, 2273296), (47, 1934720), (64, 1420810), (80, 1136648), (94, 967360), (128, 710405), (160, 568324), (188, 483680), (235, 386944), (320, 284162), (376, 241840), (470, 193472), (640, 142081), (752, 120920), (940, 96736), (1504, 60460), (1880, 48368), (3008, 30230), (3023, 30080), (3760, 24184), (6016, 15115), (6046, 15040), (7520, 12092)]