16501474970

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{3119}}^1$

素因数の和:3423

約数の個数: 64

約数和(自身を含む): 31072204800

約数和(自身を除く): 14570729830

約数列:

[1, 2, 5, 10, 37, 74, 79, 158, 181, 185, 362, 370, 395, 790, 905, 1810, 2923, 3119, 5846, 6238, 6697, 13394, 14299, 14615, 15595, 28598, 29230, 31190, 33485, 66970, 71495, 115403, 142990, 230806, 246401, 492802, 529063, 564539, 577015, 1058126, 1129078, 1154030, 1232005, 2464010, 2645315, 2822695, 5290630, 5645390, 9116837, 18233674, 20887943, 41775886, 44598581, 45584185, 89197162, 91168370, 104439715, 208879430, 222992905, 445985810, 1650147497, 3300294994, 8250737485, 16501474970]

約数ペア:

[(1, 16501474970), (2, 8250737485), (5, 3300294994), (10, 1650147497), (37, 445985810), (74, 222992905), (79, 208879430), (158, 104439715), (181, 91168370), (185, 89197162), (362, 45584185), (370, 44598581), (395, 41775886), (790, 20887943), (905, 18233674), (1810, 9116837), (2923, 5645390), (3119, 5290630), (5846, 2822695), (6238, 2645315), (6697, 2464010), (13394, 1232005), (14299, 1154030), (14615, 1129078), (15595, 1058126), (28598, 577015), (29230, 564539), (31190, 529063), (33485, 492802), (66970, 246401), (71495, 230806), (115403, 142990)]