15450800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^2\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 90

約数和(自身を含む): 39543228

約数和(自身を除く): 24092428

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 107, 152, 190, 200, 214, 304, 361, 380, 400, 428, 475, 535, 722, 760, 856, 950, 1070, 1444, 1520, 1712, 1805, 1900, 2033, 2140, 2675, 2888, 3610, 3800, 4066, 4280, 5350, 5776, 7220, 7600, 8132, 8560, 9025, 10165, 10700, 14440, 16264, 18050, 20330, 21400, 28880, 32528, 36100, 38627, 40660, 42800, 50825, 72200, 77254, 81320, 101650, 144400, 154508, 162640, 193135, 203300, 309016, 386270, 406600, 618032, 772540, 813200, 965675, 1545080, 1931350, 3090160, 3862700, 7725400, 15450800]

約数ペア:

[(1, 15450800), (2, 7725400), (4, 3862700), (5, 3090160), (8, 1931350), (10, 1545080), (16, 965675), (19, 813200), (20, 772540), (25, 618032), (38, 406600), (40, 386270), (50, 309016), (76, 203300), (80, 193135), (95, 162640), (100, 154508), (107, 144400), (152, 101650), (190, 81320), (200, 77254), (214, 72200), (304, 50825), (361, 42800), (380, 40660), (400, 38627), (428, 36100), (475, 32528), (535, 28880), (722, 21400), (760, 20330), (856, 18050), (950, 16264), (1070, 14440), (1444, 10700), (1520, 10165), (1712, 9025), (1805, 8560), (1900, 8132), (2033, 7600), (2140, 7220), (2675, 5776), (2888, 5350), (3610, 4280), (3800, 4066)]