64510880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:502

約数の個数: 96

約数和(自身を含む): 175633920

約数和(自身を除く): 111123040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 239, 241, 280, 478, 482, 560, 956, 964, 1120, 1195, 1205, 1673, 1687, 1912, 1928, 2390, 2410, 3346, 3374, 3824, 3856, 4780, 4820, 6692, 6748, 7648, 7712, 8365, 8435, 9560, 9640, 13384, 13496, 16730, 16870, 19120, 19280, 26768, 26992, 33460, 33740, 38240, 38560, 53536, 53984, 57599, 66920, 67480, 115198, 133840, 134960, 230396, 267680, 269920, 287995, 403193, 460792, 575990, 806386, 921584, 1151980, 1612772, 1843168, 2015965, 2303960, 3225544, 4031930, 4607920, 6451088, 8063860, 9215840, 12902176, 16127720, 32255440, 64510880]

約数ペア:

[(1, 64510880), (2, 32255440), (4, 16127720), (5, 12902176), (7, 9215840), (8, 8063860), (10, 6451088), (14, 4607920), (16, 4031930), (20, 3225544), (28, 2303960), (32, 2015965), (35, 1843168), (40, 1612772), (56, 1151980), (70, 921584), (80, 806386), (112, 575990), (140, 460792), (160, 403193), (224, 287995), (239, 269920), (241, 267680), (280, 230396), (478, 134960), (482, 133840), (560, 115198), (956, 67480), (964, 66920), (1120, 57599), (1195, 53984), (1205, 53536), (1673, 38560), (1687, 38240), (1912, 33740), (1928, 33460), (2390, 26992), (2410, 26768), (3346, 19280), (3374, 19120), (3824, 16870), (3856, 16730), (4780, 13496), (4820, 13384), (6692, 9640), (6748, 9560), (7648, 8435), (7712, 8365)]