53440270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 110242944

約数和(自身を除く): 56802674

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 61, 65, 115, 122, 130, 230, 293, 299, 305, 586, 598, 610, 793, 1403, 1465, 1495, 1586, 2806, 2930, 2990, 3809, 3965, 6739, 7015, 7618, 7930, 13478, 14030, 17873, 18239, 19045, 33695, 35746, 36478, 38090, 67390, 87607, 89365, 91195, 175214, 178730, 182390, 232349, 411079, 438035, 464698, 822158, 876070, 1161745, 2055395, 2323490, 4110790, 5344027, 10688054, 26720135, 53440270]

約数ペア:

[(1, 53440270), (2, 26720135), (5, 10688054), (10, 5344027), (13, 4110790), (23, 2323490), (26, 2055395), (46, 1161745), (61, 876070), (65, 822158), (115, 464698), (122, 438035), (130, 411079), (230, 232349), (293, 182390), (299, 178730), (305, 175214), (586, 91195), (598, 89365), (610, 87607), (793, 67390), (1403, 38090), (1465, 36478), (1495, 35746), (1586, 33695), (2806, 19045), (2930, 18239), (2990, 17873), (3809, 14030), (3965, 13478), (6739, 7930), (7015, 7618)]