123983080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1579}}^1$

素因数の和:1754

約数の個数: 64

約数和(自身を含む): 302601600

約数和(自身を除く): 178618520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 151, 260, 302, 520, 604, 755, 1208, 1510, 1579, 1963, 3020, 3158, 3926, 6040, 6316, 7852, 7895, 9815, 12632, 15704, 15790, 19630, 20527, 31580, 39260, 41054, 63160, 78520, 82108, 102635, 164216, 205270, 238429, 410540, 476858, 821080, 953716, 1192145, 1907432, 2384290, 3099577, 4768580, 6199154, 9537160, 12398308, 15497885, 24796616, 30995770, 61991540, 123983080]

約数ペア:

[(1, 123983080), (2, 61991540), (4, 30995770), (5, 24796616), (8, 15497885), (10, 12398308), (13, 9537160), (20, 6199154), (26, 4768580), (40, 3099577), (52, 2384290), (65, 1907432), (104, 1192145), (130, 953716), (151, 821080), (260, 476858), (302, 410540), (520, 238429), (604, 205270), (755, 164216), (1208, 102635), (1510, 82108), (1579, 78520), (1963, 63160), (3020, 41054), (3158, 39260), (3926, 31580), (6040, 20527), (6316, 19630), (7852, 15790), (7895, 15704), (9815, 12632)]