26903680

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:477

約数の個数: 64

約数和(自身を含む): 65018880

約数和(自身を除く): 38115200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 331, 508, 635, 640, 662, 1016, 1270, 1324, 1655, 2032, 2540, 2648, 3310, 4064, 5080, 5296, 6620, 8128, 10160, 10592, 13240, 16256, 20320, 21184, 26480, 40640, 42037, 42368, 52960, 81280, 84074, 105920, 168148, 210185, 211840, 336296, 420370, 672592, 840740, 1345184, 1681480, 2690368, 3362960, 5380736, 6725920, 13451840, 26903680]

約数ペア:

[(1, 26903680), (2, 13451840), (4, 6725920), (5, 5380736), (8, 3362960), (10, 2690368), (16, 1681480), (20, 1345184), (32, 840740), (40, 672592), (64, 420370), (80, 336296), (127, 211840), (128, 210185), (160, 168148), (254, 105920), (320, 84074), (331, 81280), (508, 52960), (635, 42368), (640, 42037), (662, 40640), (1016, 26480), (1270, 21184), (1324, 20320), (1655, 16256), (2032, 13240), (2540, 10592), (2648, 10160), (3310, 8128), (4064, 6620), (5080, 5296)]