2750872280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{74509}}^1$

素因数の和:74604

約数の個数: 64

約数和(自身を含む): 6759547200

約数和(自身を除く): 4008674920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3692, 4615, 7384, 9230, 18460, 36920, 74509, 149018, 298036, 372545, 596072, 745090, 968617, 1490180, 1937234, 2980360, 3874468, 4843085, 5290139, 7748936, 9686170, 10580278, 19372340, 21160556, 26450695, 38744680, 42321112, 52901390, 68771807, 105802780, 137543614, 211605560, 275087228, 343859035, 550174456, 687718070, 1375436140, 2750872280]

約数ペア:

[(1, 2750872280), (2, 1375436140), (4, 687718070), (5, 550174456), (8, 343859035), (10, 275087228), (13, 211605560), (20, 137543614), (26, 105802780), (40, 68771807), (52, 52901390), (65, 42321112), (71, 38744680), (104, 26450695), (130, 21160556), (142, 19372340), (260, 10580278), (284, 9686170), (355, 7748936), (520, 5290139), (568, 4843085), (710, 3874468), (923, 2980360), (1420, 1937234), (1846, 1490180), (2840, 968617), (3692, 745090), (4615, 596072), (7384, 372545), (9230, 298036), (18460, 149018), (36920, 74509)]