13255160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 31881600

約数和(自身を除く): 18626440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 163, 190, 214, 326, 380, 428, 535, 652, 760, 815, 856, 1070, 1304, 1630, 2033, 2140, 3097, 3260, 4066, 4280, 6194, 6520, 8132, 10165, 12388, 15485, 16264, 17441, 20330, 24776, 30970, 34882, 40660, 61940, 69764, 81320, 87205, 123880, 139528, 174410, 331379, 348820, 662758, 697640, 1325516, 1656895, 2651032, 3313790, 6627580, 13255160]

約数ペア:

[(1, 13255160), (2, 6627580), (4, 3313790), (5, 2651032), (8, 1656895), (10, 1325516), (19, 697640), (20, 662758), (38, 348820), (40, 331379), (76, 174410), (95, 139528), (107, 123880), (152, 87205), (163, 81320), (190, 69764), (214, 61940), (326, 40660), (380, 34882), (428, 30970), (535, 24776), (652, 20330), (760, 17441), (815, 16264), (856, 15485), (1070, 12388), (1304, 10165), (1630, 8132), (2033, 6520), (2140, 6194), (3097, 4280), (3260, 4066)]