129448280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2203}}^1$

素因数の和:2340

約数の個数: 64

約数和(自身を含む): 316582560

約数和(自身を除く): 187134280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 226, 260, 452, 520, 565, 904, 1130, 1469, 2203, 2260, 2938, 4406, 4520, 5876, 7345, 8812, 11015, 11752, 14690, 17624, 22030, 28639, 29380, 44060, 57278, 58760, 88120, 114556, 143195, 229112, 248939, 286390, 497878, 572780, 995756, 1145560, 1244695, 1991512, 2489390, 3236207, 4978780, 6472414, 9957560, 12944828, 16181035, 25889656, 32362070, 64724140, 129448280]

約数ペア:

[(1, 129448280), (2, 64724140), (4, 32362070), (5, 25889656), (8, 16181035), (10, 12944828), (13, 9957560), (20, 6472414), (26, 4978780), (40, 3236207), (52, 2489390), (65, 1991512), (104, 1244695), (113, 1145560), (130, 995756), (226, 572780), (260, 497878), (452, 286390), (520, 248939), (565, 229112), (904, 143195), (1130, 114556), (1469, 88120), (2203, 58760), (2260, 57278), (2938, 44060), (4406, 29380), (4520, 28639), (5876, 22030), (7345, 17624), (8812, 14690), (11015, 11752)]