51963440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:978

約数の個数: 80

約数和(自身を含む): 130277376

約数和(自身を除く): 78313936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 911, 920, 1240, 1426, 1822, 1840, 2480, 2852, 3565, 3644, 4555, 5704, 7130, 7288, 9110, 11408, 14260, 14576, 18220, 20953, 28241, 28520, 36440, 41906, 56482, 57040, 72880, 83812, 104765, 112964, 141205, 167624, 209530, 225928, 282410, 335248, 419060, 451856, 564820, 649543, 838120, 1129640, 1299086, 1676240, 2259280, 2598172, 3247715, 5196344, 6495430, 10392688, 12990860, 25981720, 51963440]

約数ペア:

[(1, 51963440), (2, 25981720), (4, 12990860), (5, 10392688), (8, 6495430), (10, 5196344), (16, 3247715), (20, 2598172), (23, 2259280), (31, 1676240), (40, 1299086), (46, 1129640), (62, 838120), (80, 649543), (92, 564820), (115, 451856), (124, 419060), (155, 335248), (184, 282410), (230, 225928), (248, 209530), (310, 167624), (368, 141205), (460, 112964), (496, 104765), (620, 83812), (713, 72880), (911, 57040), (920, 56482), (1240, 41906), (1426, 36440), (1822, 28520), (1840, 28241), (2480, 20953), (2852, 18220), (3565, 14576), (3644, 14260), (4555, 11408), (5704, 9110), (7130, 7288)]