177644350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{21023}}^1$

素因数の和:21061

約数の個数: 36

約数和(自身を含む): 357807456

約数和(自身を除く): 180163106

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 21023, 42046, 105115, 210230, 273299, 525575, 546598, 1051150, 1366495, 2732990, 3552887, 6832475, 7105774, 13664950, 17764435, 35528870, 88822175, 177644350]

約数ペア:

[(1, 177644350), (2, 88822175), (5, 35528870), (10, 17764435), (13, 13664950), (25, 7105774), (26, 6832475), (50, 3552887), (65, 2732990), (130, 1366495), (169, 1051150), (325, 546598), (338, 525575), (650, 273299), (845, 210230), (1690, 105115), (4225, 42046), (8450, 21023)]