90538880

素因数分解:

$2^7\times 5^1\times {\mathrm{241}}^1\times {\mathrm{587}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 217712880

約数和(自身を除く): 127174000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 320, 482, 587, 640, 964, 1174, 1205, 1928, 2348, 2410, 2935, 3856, 4696, 4820, 5870, 7712, 9392, 9640, 11740, 15424, 18784, 19280, 23480, 30848, 37568, 38560, 46960, 75136, 77120, 93920, 141467, 154240, 187840, 282934, 375680, 565868, 707335, 1131736, 1414670, 2263472, 2829340, 4526944, 5658680, 9053888, 11317360, 18107776, 22634720, 45269440, 90538880]

約数ペア:

[(1, 90538880), (2, 45269440), (4, 22634720), (5, 18107776), (8, 11317360), (10, 9053888), (16, 5658680), (20, 4526944), (32, 2829340), (40, 2263472), (64, 1414670), (80, 1131736), (128, 707335), (160, 565868), (241, 375680), (320, 282934), (482, 187840), (587, 154240), (640, 141467), (964, 93920), (1174, 77120), (1205, 75136), (1928, 46960), (2348, 38560), (2410, 37568), (2935, 30848), (3856, 23480), (4696, 19280), (4820, 18784), (5870, 15424), (7712, 11740), (9392, 9640)]