156619970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{5261}}^1$

素因数の和:5510

約数の個数: 32

約数和(自身を含む): 304985520

約数和(自身を除く): 148365550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 229, 458, 1145, 2290, 2977, 5261, 5954, 10522, 14885, 26305, 29770, 52610, 68393, 136786, 341965, 683930, 1204769, 2409538, 6023845, 12047690, 15661997, 31323994, 78309985, 156619970]

約数ペア:

[(1, 156619970), (2, 78309985), (5, 31323994), (10, 15661997), (13, 12047690), (26, 6023845), (65, 2409538), (130, 1204769), (229, 683930), (458, 341965), (1145, 136786), (2290, 68393), (2977, 52610), (5261, 29770), (5954, 26305), (10522, 14885)]