71038760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2039}}^1$

素因数の和:2130

約数の個数: 64

約数和(自身を含む): 174787200

約数和(自身を除く): 103748440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 1340, 1742, 2039, 2680, 3484, 4078, 4355, 6968, 8156, 8710, 10195, 16312, 17420, 20390, 26507, 34840, 40780, 53014, 81560, 106028, 132535, 136613, 212056, 265070, 273226, 530140, 546452, 683065, 1060280, 1092904, 1366130, 1775969, 2732260, 3551938, 5464520, 7103876, 8879845, 14207752, 17759690, 35519380, 71038760]

約数ペア:

[(1, 71038760), (2, 35519380), (4, 17759690), (5, 14207752), (8, 8879845), (10, 7103876), (13, 5464520), (20, 3551938), (26, 2732260), (40, 1775969), (52, 1366130), (65, 1092904), (67, 1060280), (104, 683065), (130, 546452), (134, 530140), (260, 273226), (268, 265070), (335, 212056), (520, 136613), (536, 132535), (670, 106028), (871, 81560), (1340, 53014), (1742, 40780), (2039, 34840), (2680, 26507), (3484, 20390), (4078, 17420), (4355, 16312), (6968, 10195), (8156, 8710)]