156730340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{977}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 355389552

約数和(自身を除く): 198659212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 617, 977, 1234, 1954, 2468, 3085, 3908, 4885, 6170, 8021, 9770, 12340, 12701, 16042, 19540, 25402, 32084, 40105, 50804, 63505, 80210, 127010, 160420, 254020, 602809, 1205618, 2411236, 3014045, 6028090, 7836517, 12056180, 15673034, 31346068, 39182585, 78365170, 156730340]

約数ペア:

[(1, 156730340), (2, 78365170), (4, 39182585), (5, 31346068), (10, 15673034), (13, 12056180), (20, 7836517), (26, 6028090), (52, 3014045), (65, 2411236), (130, 1205618), (260, 602809), (617, 254020), (977, 160420), (1234, 127010), (1954, 80210), (2468, 63505), (3085, 50804), (3908, 40105), (4885, 32084), (6170, 25402), (8021, 19540), (9770, 16042), (12340, 12701)]