131004280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{27067}}^1$

素因数の和:27100

約数の個数: 48

約数和(自身を含む): 324003960

約数和(自身を除く): 192999680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 27067, 54134, 108268, 135335, 216536, 270670, 297737, 541340, 595474, 1082680, 1190948, 1488685, 2381896, 2977370, 3275107, 5954740, 6550214, 11909480, 13100428, 16375535, 26200856, 32751070, 65502140, 131004280]

約数ペア:

[(1, 131004280), (2, 65502140), (4, 32751070), (5, 26200856), (8, 16375535), (10, 13100428), (11, 11909480), (20, 6550214), (22, 5954740), (40, 3275107), (44, 2977370), (55, 2381896), (88, 1488685), (110, 1190948), (121, 1082680), (220, 595474), (242, 541340), (440, 297737), (484, 270670), (605, 216536), (968, 135335), (1210, 108268), (2420, 54134), (4840, 27067)]