890366080

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{26249}}^1$

素因数の和:26321

約数の個数: 64

約数和(自身を含む): 2168775000

約数和(自身を除く): 1278408920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 1060, 1696, 2120, 3392, 4240, 6784, 8480, 16960, 26249, 33920, 52498, 104996, 131245, 209992, 262490, 419984, 524980, 839968, 1049960, 1391197, 1679936, 2099920, 2782394, 3359872, 4199840, 5564788, 6955985, 8399680, 11129576, 13911970, 16799360, 22259152, 27823940, 44518304, 55647880, 89036608, 111295760, 178073216, 222591520, 445183040, 890366080]

約数ペア:

[(1, 890366080), (2, 445183040), (4, 222591520), (5, 178073216), (8, 111295760), (10, 89036608), (16, 55647880), (20, 44518304), (32, 27823940), (40, 22259152), (53, 16799360), (64, 13911970), (80, 11129576), (106, 8399680), (128, 6955985), (160, 5564788), (212, 4199840), (265, 3359872), (320, 2782394), (424, 2099920), (530, 1679936), (640, 1391197), (848, 1049960), (1060, 839968), (1696, 524980), (2120, 419984), (3392, 262490), (4240, 209992), (6784, 131245), (8480, 104996), (16960, 52498), (26249, 33920)]