215875790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{9277}}^1$

素因数の和:9476

約数の個数: 32

約数和(自身を含む): 420850080

約数和(自身を除く): 204974290

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 179, 358, 895, 1790, 2327, 4654, 9277, 11635, 18554, 23270, 46385, 92770, 120601, 241202, 603005, 1206010, 1660583, 3321166, 8302915, 16605830, 21587579, 43175158, 107937895, 215875790]

約数ペア:

[(1, 215875790), (2, 107937895), (5, 43175158), (10, 21587579), (13, 16605830), (26, 8302915), (65, 3321166), (130, 1660583), (179, 1206010), (358, 603005), (895, 241202), (1790, 120601), (2327, 92770), (4654, 46385), (9277, 23270), (11635, 18554)]