201523610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1091

約数の個数: 64

約数和(自身を含む): 407423520

約数和(自身を除く): 205899910

約数列:

[1, 2, 5, 10, 17, 29, 34, 41, 58, 82, 85, 145, 170, 205, 290, 410, 493, 697, 986, 997, 1189, 1394, 1994, 2378, 2465, 3485, 4930, 4985, 5945, 6970, 9970, 11890, 16949, 20213, 28913, 33898, 40426, 40877, 57826, 81754, 84745, 101065, 144565, 169490, 202130, 204385, 289130, 408770, 491521, 694909, 983042, 1185433, 1389818, 2370866, 2457605, 3474545, 4915210, 5927165, 6949090, 11854330, 20152361, 40304722, 100761805, 201523610]

約数ペア:

[(1, 201523610), (2, 100761805), (5, 40304722), (10, 20152361), (17, 11854330), (29, 6949090), (34, 5927165), (41, 4915210), (58, 3474545), (82, 2457605), (85, 2370866), (145, 1389818), (170, 1185433), (205, 983042), (290, 694909), (410, 491521), (493, 408770), (697, 289130), (986, 204385), (997, 202130), (1189, 169490), (1394, 144565), (1994, 101065), (2378, 84745), (2465, 81754), (3485, 57826), (4930, 40877), (4985, 40426), (5945, 33898), (6970, 28913), (9970, 20213), (11890, 16949)]