71056180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4079}}^1$

素因数の和:4168

約数の個数: 48

約数和(自身を含む): 163134720

約数和(自身を除く): 92078540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4079, 4355, 8158, 8710, 16316, 17420, 20395, 40790, 53027, 81580, 106054, 212108, 265135, 273293, 530270, 546586, 1060540, 1093172, 1366465, 2732930, 3552809, 5465860, 7105618, 14211236, 17764045, 35528090, 71056180]

約数ペア:

[(1, 71056180), (2, 35528090), (4, 17764045), (5, 14211236), (10, 7105618), (13, 5465860), (20, 3552809), (26, 2732930), (52, 1366465), (65, 1093172), (67, 1060540), (130, 546586), (134, 530270), (260, 273293), (268, 265135), (335, 212108), (670, 106054), (871, 81580), (1340, 53027), (1742, 40790), (3484, 20395), (4079, 17420), (4355, 16316), (8158, 8710)]