47989120

素因数分解:

$2^7\times 5^1\times {\mathrm{167}}^1\times {\mathrm{449}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 115668000

約数和(自身を除く): 67678880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 320, 334, 449, 640, 668, 835, 898, 1336, 1670, 1796, 2245, 2672, 3340, 3592, 4490, 5344, 6680, 7184, 8980, 10688, 13360, 14368, 17960, 21376, 26720, 28736, 35920, 53440, 57472, 71840, 74983, 106880, 143680, 149966, 287360, 299932, 374915, 599864, 749830, 1199728, 1499660, 2399456, 2999320, 4798912, 5998640, 9597824, 11997280, 23994560, 47989120]

約数ペア:

[(1, 47989120), (2, 23994560), (4, 11997280), (5, 9597824), (8, 5998640), (10, 4798912), (16, 2999320), (20, 2399456), (32, 1499660), (40, 1199728), (64, 749830), (80, 599864), (128, 374915), (160, 299932), (167, 287360), (320, 149966), (334, 143680), (449, 106880), (640, 74983), (668, 71840), (835, 57472), (898, 53440), (1336, 35920), (1670, 28736), (1796, 26720), (2245, 21376), (2672, 17960), (3340, 14368), (3592, 13360), (4490, 10688), (5344, 8980), (6680, 7184)]