491268160

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49523}}^1$

素因数の和:49571

約数の個数: 56

約数和(自身を含む): 1207593216

約数和(自身を除く): 716325056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 49523, 99046, 198092, 247615, 396184, 495230, 792368, 990460, 1535213, 1584736, 1980920, 3070426, 3169472, 3961840, 6140852, 7676065, 7923680, 12281704, 15352130, 15847360, 24563408, 30704260, 49126816, 61408520, 98253632, 122817040, 245634080, 491268160]

約数ペア:

[(1, 491268160), (2, 245634080), (4, 122817040), (5, 98253632), (8, 61408520), (10, 49126816), (16, 30704260), (20, 24563408), (31, 15847360), (32, 15352130), (40, 12281704), (62, 7923680), (64, 7676065), (80, 6140852), (124, 3961840), (155, 3169472), (160, 3070426), (248, 1980920), (310, 1584736), (320, 1535213), (496, 990460), (620, 792368), (992, 495230), (1240, 396184), (1984, 247615), (2480, 198092), (4960, 99046), (9920, 49523)]