82303780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4007}}^1$

素因数の和:4108

約数の個数: 48

約数和(自身を含む): 188536320

約数和(自身を除く): 106232540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4007, 4108, 5135, 8014, 10270, 16028, 20035, 20540, 40070, 52091, 80140, 104182, 208364, 260455, 316553, 520910, 633106, 1041820, 1266212, 1582765, 3165530, 4115189, 6331060, 8230378, 16460756, 20575945, 41151890, 82303780]

約数ペア:

[(1, 82303780), (2, 41151890), (4, 20575945), (5, 16460756), (10, 8230378), (13, 6331060), (20, 4115189), (26, 3165530), (52, 1582765), (65, 1266212), (79, 1041820), (130, 633106), (158, 520910), (260, 316553), (316, 260455), (395, 208364), (790, 104182), (1027, 80140), (1580, 52091), (2054, 40070), (4007, 20540), (4108, 20035), (5135, 16028), (8014, 10270)]