815173630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{2221}}^1$

素因数の和:2389

約数の個数: 48

約数和(自身を含む): 1571682816

約数和(自身を除く): 756509186

約数列:

[1, 2, 5, 10, 17, 34, 85, 127, 170, 254, 289, 578, 635, 1270, 1445, 2159, 2221, 2890, 4318, 4442, 10795, 11105, 21590, 22210, 36703, 37757, 73406, 75514, 183515, 188785, 282067, 367030, 377570, 564134, 641869, 1283738, 1410335, 2820670, 3209345, 4795139, 6418690, 9590278, 23975695, 47951390, 81517363, 163034726, 407586815, 815173630]

約数ペア:

[(1, 815173630), (2, 407586815), (5, 163034726), (10, 81517363), (17, 47951390), (34, 23975695), (85, 9590278), (127, 6418690), (170, 4795139), (254, 3209345), (289, 2820670), (578, 1410335), (635, 1283738), (1270, 641869), (1445, 564134), (2159, 377570), (2221, 367030), (2890, 282067), (4318, 188785), (4442, 183515), (10795, 75514), (11105, 73406), (21590, 37757), (22210, 36703)]