129238460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7001}}^1$

素因数の和:7094

約数の個数: 48

約数和(自身を含む): 296436672

約数和(自身を除く): 167198212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 7001, 9230, 14002, 18460, 28004, 35005, 70010, 91013, 140020, 182026, 364052, 455065, 497071, 910130, 994142, 1820260, 1988284, 2485355, 4970710, 6461923, 9941420, 12923846, 25847692, 32309615, 64619230, 129238460]

約数ペア:

[(1, 129238460), (2, 64619230), (4, 32309615), (5, 25847692), (10, 12923846), (13, 9941420), (20, 6461923), (26, 4970710), (52, 2485355), (65, 1988284), (71, 1820260), (130, 994142), (142, 910130), (260, 497071), (284, 455065), (355, 364052), (710, 182026), (923, 140020), (1420, 91013), (1846, 70010), (3692, 35005), (4615, 28004), (7001, 18460), (9230, 14002)]