56807080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^4\times {\mathrm{97}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 142046100

約数和(自身を除く): 85239020

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 121, 194, 220, 242, 388, 440, 484, 485, 605, 776, 968, 970, 1067, 1210, 1331, 1940, 2134, 2420, 2662, 3880, 4268, 4840, 5324, 5335, 6655, 8536, 10648, 10670, 11737, 13310, 14641, 21340, 23474, 26620, 29282, 42680, 46948, 53240, 58564, 58685, 73205, 93896, 117128, 117370, 129107, 146410, 234740, 258214, 292820, 469480, 516428, 585640, 645535, 1032856, 1291070, 1420177, 2582140, 2840354, 5164280, 5680708, 7100885, 11361416, 14201770, 28403540, 56807080]

約数ペア:

[(1, 56807080), (2, 28403540), (4, 14201770), (5, 11361416), (8, 7100885), (10, 5680708), (11, 5164280), (20, 2840354), (22, 2582140), (40, 1420177), (44, 1291070), (55, 1032856), (88, 645535), (97, 585640), (110, 516428), (121, 469480), (194, 292820), (220, 258214), (242, 234740), (388, 146410), (440, 129107), (484, 117370), (485, 117128), (605, 93896), (776, 73205), (968, 58685), (970, 58564), (1067, 53240), (1210, 46948), (1331, 42680), (1940, 29282), (2134, 26620), (2420, 23474), (2662, 21340), (3880, 14641), (4268, 13310), (4840, 11737), (5324, 10670), (5335, 10648), (6655, 8536)]