63552640

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 153000000

約数和(自身を除く): 89447360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 499, 640, 796, 995, 998, 1592, 1990, 1996, 2495, 3184, 3980, 3992, 4990, 6368, 7960, 7984, 9980, 12736, 15920, 15968, 19960, 25472, 31840, 31936, 39920, 63680, 63872, 79840, 99301, 127360, 159680, 198602, 319360, 397204, 496505, 794408, 993010, 1588816, 1986020, 3177632, 3972040, 6355264, 7944080, 12710528, 15888160, 31776320, 63552640]

約数ペア:

[(1, 63552640), (2, 31776320), (4, 15888160), (5, 12710528), (8, 7944080), (10, 6355264), (16, 3972040), (20, 3177632), (32, 1986020), (40, 1588816), (64, 993010), (80, 794408), (128, 496505), (160, 397204), (199, 319360), (320, 198602), (398, 159680), (499, 127360), (640, 99301), (796, 79840), (995, 63872), (998, 63680), (1592, 39920), (1990, 31936), (1996, 31840), (2495, 25472), (3184, 19960), (3980, 15968), (3992, 15920), (4990, 12736), (6368, 9980), (7960, 7984)]