214999850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19457}}^1$

素因数の和:19499

約数の個数: 48

約数和(自身を含む): 456017688

約数和(自身を除く): 241017838

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 11050, 19457, 38914, 97285, 194570, 252941, 330769, 486425, 505882, 661538, 972850, 1264705, 1653845, 2529410, 3307690, 4299997, 6323525, 8269225, 8599994, 12647050, 16538450, 21499985, 42999970, 107499925, 214999850]

約数ペア:

[(1, 214999850), (2, 107499925), (5, 42999970), (10, 21499985), (13, 16538450), (17, 12647050), (25, 8599994), (26, 8269225), (34, 6323525), (50, 4299997), (65, 3307690), (85, 2529410), (130, 1653845), (170, 1264705), (221, 972850), (325, 661538), (425, 505882), (442, 486425), (650, 330769), (850, 252941), (1105, 194570), (2210, 97285), (5525, 38914), (11050, 19457)]