91090760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1381}}^1$

素因数の和:1506

約数の個数: 64

約数和(自身を含む): 219406320

約数和(自身を除く): 128315560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 194, 340, 388, 485, 680, 776, 970, 1381, 1649, 1940, 2762, 3298, 3880, 5524, 6596, 6905, 8245, 11048, 13192, 13810, 16490, 23477, 27620, 32980, 46954, 55240, 65960, 93908, 117385, 133957, 187816, 234770, 267914, 469540, 535828, 669785, 939080, 1071656, 1339570, 2277269, 2679140, 4554538, 5358280, 9109076, 11386345, 18218152, 22772690, 45545380, 91090760]

約数ペア:

[(1, 91090760), (2, 45545380), (4, 22772690), (5, 18218152), (8, 11386345), (10, 9109076), (17, 5358280), (20, 4554538), (34, 2679140), (40, 2277269), (68, 1339570), (85, 1071656), (97, 939080), (136, 669785), (170, 535828), (194, 469540), (340, 267914), (388, 234770), (485, 187816), (680, 133957), (776, 117385), (970, 93908), (1381, 65960), (1649, 55240), (1940, 46954), (2762, 32980), (3298, 27620), (3880, 23477), (5524, 16490), (6596, 13810), (6905, 13192), (8245, 11048)]