125507840

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3163}}^1$

素因数の和:3215

約数の個数: 72

約数和(自身を含む): 310426368

約数和(自身を除く): 184918528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3163, 3968, 4960, 6326, 7936, 9920, 12652, 15815, 19840, 25304, 31630, 39680, 50608, 63260, 98053, 101216, 126520, 196106, 202432, 253040, 392212, 404864, 490265, 506080, 784424, 809728, 980530, 1012160, 1568848, 1961060, 2024320, 3137696, 3922120, 4048640, 6275392, 7844240, 12550784, 15688480, 25101568, 31376960, 62753920, 125507840]

約数ペア:

[(1, 125507840), (2, 62753920), (4, 31376960), (5, 25101568), (8, 15688480), (10, 12550784), (16, 7844240), (20, 6275392), (31, 4048640), (32, 3922120), (40, 3137696), (62, 2024320), (64, 1961060), (80, 1568848), (124, 1012160), (128, 980530), (155, 809728), (160, 784424), (248, 506080), (256, 490265), (310, 404864), (320, 392212), (496, 253040), (620, 202432), (640, 196106), (992, 126520), (1240, 101216), (1280, 98053), (1984, 63260), (2480, 50608), (3163, 39680), (3968, 31630), (4960, 25304), (6326, 19840), (7936, 15815), (9920, 12652)]