49808320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5021}}^1$

素因数の和:5069

約数の個数: 56

約数和(自身を含む): 122456448

約数和(自身を除く): 72648128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 5021, 9920, 10042, 20084, 25105, 40168, 50210, 80336, 100420, 155651, 160672, 200840, 311302, 321344, 401680, 622604, 778255, 803360, 1245208, 1556510, 1606720, 2490416, 3113020, 4980832, 6226040, 9961664, 12452080, 24904160, 49808320]

約数ペア:

[(1, 49808320), (2, 24904160), (4, 12452080), (5, 9961664), (8, 6226040), (10, 4980832), (16, 3113020), (20, 2490416), (31, 1606720), (32, 1556510), (40, 1245208), (62, 803360), (64, 778255), (80, 622604), (124, 401680), (155, 321344), (160, 311302), (248, 200840), (310, 160672), (320, 155651), (496, 100420), (620, 80336), (992, 50210), (1240, 40168), (1984, 25105), (2480, 20084), (4960, 10042), (5021, 9920)]