73271860

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 157066560

約数和(自身を除く): 83794700

約数列:

[1, 2, 4, 5, 10, 20, 97, 179, 194, 211, 358, 388, 422, 485, 716, 844, 895, 970, 1055, 1790, 1940, 2110, 3580, 4220, 17363, 20467, 34726, 37769, 40934, 69452, 75538, 81868, 86815, 102335, 151076, 173630, 188845, 204670, 347260, 377690, 409340, 755380, 3663593, 7327186, 14654372, 18317965, 36635930, 73271860]

約数ペア:

[(1, 73271860), (2, 36635930), (4, 18317965), (5, 14654372), (10, 7327186), (20, 3663593), (97, 755380), (179, 409340), (194, 377690), (211, 347260), (358, 204670), (388, 188845), (422, 173630), (485, 151076), (716, 102335), (844, 86815), (895, 81868), (970, 75538), (1055, 69452), (1790, 40934), (1940, 37769), (2110, 34726), (3580, 20467), (4220, 17363)]