156875420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{2243}}^1$

素因数の和:2534

約数の個数: 48

約数和(自身を含む): 356257440

約数和(自身を除く): 199382020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 269, 538, 1076, 1345, 2243, 2690, 3497, 4486, 5380, 6994, 8972, 11215, 13988, 17485, 22430, 29159, 34970, 44860, 58318, 69940, 116636, 145795, 291590, 583180, 603367, 1206734, 2413468, 3016835, 6033670, 7843771, 12067340, 15687542, 31375084, 39218855, 78437710, 156875420]

約数ペア:

[(1, 156875420), (2, 78437710), (4, 39218855), (5, 31375084), (10, 15687542), (13, 12067340), (20, 7843771), (26, 6033670), (52, 3016835), (65, 2413468), (130, 1206734), (260, 603367), (269, 583180), (538, 291590), (1076, 145795), (1345, 116636), (2243, 69940), (2690, 58318), (3497, 44860), (4486, 34970), (5380, 29159), (6994, 22430), (8972, 17485), (11215, 13988)]