148973890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67409}}^1$

素因数の和:67446

約数の個数: 32

約数和(自身を含む): 305771760

約数和(自身を除く): 156797870

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 67409, 134818, 337045, 674090, 876317, 1145953, 1752634, 2291906, 4381585, 5729765, 8763170, 11459530, 14897389, 29794778, 74486945, 148973890]

約数ペア:

[(1, 148973890), (2, 74486945), (5, 29794778), (10, 14897389), (13, 11459530), (17, 8763170), (26, 5729765), (34, 4381585), (65, 2291906), (85, 1752634), (130, 1145953), (170, 876317), (221, 674090), (442, 337045), (1105, 134818), (2210, 67409)]