81393832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 170069760

約数和(自身を除く): 88675928

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 73, 104, 142, 146, 151, 284, 292, 302, 568, 584, 604, 923, 949, 1208, 1846, 1898, 1963, 3692, 3796, 3926, 5183, 7384, 7592, 7852, 10366, 10721, 11023, 15704, 20732, 21442, 22046, 41464, 42884, 44092, 67379, 85768, 88184, 134758, 139373, 143299, 269516, 278746, 286598, 539032, 557492, 573196, 782633, 1114984, 1146392, 1565266, 3130532, 6261064, 10174229, 20348458, 40696916, 81393832]

約数ペア:

[(1, 81393832), (2, 40696916), (4, 20348458), (8, 10174229), (13, 6261064), (26, 3130532), (52, 1565266), (71, 1146392), (73, 1114984), (104, 782633), (142, 573196), (146, 557492), (151, 539032), (284, 286598), (292, 278746), (302, 269516), (568, 143299), (584, 139373), (604, 134758), (923, 88184), (949, 85768), (1208, 67379), (1846, 44092), (1898, 42884), (1963, 41464), (3692, 22046), (3796, 21442), (3926, 20732), (5183, 15704), (7384, 11023), (7592, 10721), (7852, 10366)]