312131450

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:711

約数の個数: 48

約数和(自身を含む): 592045440

約数和(自身を除く): 279913990

約数列:

[1, 2, 5, 10, 25, 50, 97, 139, 194, 278, 463, 485, 695, 926, 970, 1390, 2315, 2425, 3475, 4630, 4850, 6950, 11575, 13483, 23150, 26966, 44911, 64357, 67415, 89822, 128714, 134830, 224555, 321785, 337075, 449110, 643570, 674150, 1122775, 1608925, 2245550, 3217850, 6242629, 12485258, 31213145, 62426290, 156065725, 312131450]

約数ペア:

[(1, 312131450), (2, 156065725), (5, 62426290), (10, 31213145), (25, 12485258), (50, 6242629), (97, 3217850), (139, 2245550), (194, 1608925), (278, 1122775), (463, 674150), (485, 643570), (695, 449110), (926, 337075), (970, 321785), (1390, 224555), (2315, 134830), (2425, 128714), (3475, 89822), (4630, 67415), (4850, 64357), (6950, 44911), (11575, 26966), (13483, 23150)]