2113018900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{7027}}^1$

素因数の和:7169

約数の個数: 72

約数和(自身を含む): 4782638336

約数和(自身を除く): 2669619436

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 97, 100, 124, 155, 194, 310, 388, 485, 620, 775, 970, 1550, 1940, 2425, 3007, 3100, 4850, 6014, 7027, 9700, 12028, 14054, 15035, 28108, 30070, 35135, 60140, 70270, 75175, 140540, 150350, 175675, 217837, 300700, 351350, 435674, 681619, 702700, 871348, 1089185, 1363238, 2178370, 2726476, 3408095, 4356740, 5445925, 6816190, 10891850, 13632380, 17040475, 21130189, 21783700, 34080950, 42260378, 68161900, 84520756, 105650945, 211301890, 422603780, 528254725, 1056509450, 2113018900]

約数ペア:

[(1, 2113018900), (2, 1056509450), (4, 528254725), (5, 422603780), (10, 211301890), (20, 105650945), (25, 84520756), (31, 68161900), (50, 42260378), (62, 34080950), (97, 21783700), (100, 21130189), (124, 17040475), (155, 13632380), (194, 10891850), (310, 6816190), (388, 5445925), (485, 4356740), (620, 3408095), (775, 2726476), (970, 2178370), (1550, 1363238), (1940, 1089185), (2425, 871348), (3007, 702700), (3100, 681619), (4850, 435674), (6014, 351350), (7027, 300700), (9700, 217837), (12028, 175675), (14054, 150350), (15035, 140540), (28108, 75175), (30070, 70270), (35135, 60140)]