64278400

素因数分解:

$2^7\times 5^2\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 162210600

約数和(自身を除く): 97932200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 80, 100, 106, 128, 160, 200, 212, 265, 320, 379, 400, 424, 530, 640, 758, 800, 848, 1060, 1325, 1516, 1600, 1696, 1895, 2120, 2650, 3032, 3200, 3392, 3790, 4240, 5300, 6064, 6784, 7580, 8480, 9475, 10600, 12128, 15160, 16960, 18950, 20087, 21200, 24256, 30320, 33920, 37900, 40174, 42400, 48512, 60640, 75800, 80348, 84800, 100435, 121280, 151600, 160696, 169600, 200870, 242560, 303200, 321392, 401740, 502175, 606400, 642784, 803480, 1004350, 1212800, 1285568, 1606960, 2008700, 2571136, 3213920, 4017400, 6427840, 8034800, 12855680, 16069600, 32139200, 64278400]

約数ペア:

[(1, 64278400), (2, 32139200), (4, 16069600), (5, 12855680), (8, 8034800), (10, 6427840), (16, 4017400), (20, 3213920), (25, 2571136), (32, 2008700), (40, 1606960), (50, 1285568), (53, 1212800), (64, 1004350), (80, 803480), (100, 642784), (106, 606400), (128, 502175), (160, 401740), (200, 321392), (212, 303200), (265, 242560), (320, 200870), (379, 169600), (400, 160696), (424, 151600), (530, 121280), (640, 100435), (758, 84800), (800, 80348), (848, 75800), (1060, 60640), (1325, 48512), (1516, 42400), (1600, 40174), (1696, 37900), (1895, 33920), (2120, 30320), (2650, 24256), (3032, 21200), (3200, 20087), (3392, 18950), (3790, 16960), (4240, 15160), (5300, 12128), (6064, 10600), (6784, 9475), (7580, 8480)]