85717280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:570

約数の個数: 96

約数和(自身を含む): 223388928

約数和(自身を除く): 137671648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 113, 160, 176, 220, 226, 352, 431, 440, 452, 565, 862, 880, 904, 1130, 1243, 1724, 1760, 1808, 2155, 2260, 2486, 3448, 3616, 4310, 4520, 4741, 4972, 6215, 6896, 8620, 9040, 9482, 9944, 12430, 13792, 17240, 18080, 18964, 19888, 23705, 24860, 34480, 37928, 39776, 47410, 48703, 49720, 68960, 75856, 94820, 97406, 99440, 151712, 189640, 194812, 198880, 243515, 379280, 389624, 487030, 535733, 758560, 779248, 974060, 1071466, 1558496, 1948120, 2142932, 2678665, 3896240, 4285864, 5357330, 7792480, 8571728, 10714660, 17143456, 21429320, 42858640, 85717280]

約数ペア:

[(1, 85717280), (2, 42858640), (4, 21429320), (5, 17143456), (8, 10714660), (10, 8571728), (11, 7792480), (16, 5357330), (20, 4285864), (22, 3896240), (32, 2678665), (40, 2142932), (44, 1948120), (55, 1558496), (80, 1071466), (88, 974060), (110, 779248), (113, 758560), (160, 535733), (176, 487030), (220, 389624), (226, 379280), (352, 243515), (431, 198880), (440, 194812), (452, 189640), (565, 151712), (862, 99440), (880, 97406), (904, 94820), (1130, 75856), (1243, 68960), (1724, 49720), (1760, 48703), (1808, 47410), (2155, 39776), (2260, 37928), (2486, 34480), (3448, 24860), (3616, 23705), (4310, 19888), (4520, 18964), (4741, 18080), (4972, 17240), (6215, 13792), (6896, 12430), (8620, 9944), (9040, 9482)]