1355639990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 2560481280

約数和(自身を除く): 1204841290

約数列:

[1, 2, 5, 10, 41, 82, 89, 97, 178, 194, 205, 383, 410, 445, 485, 766, 890, 970, 1915, 3649, 3830, 3977, 7298, 7954, 8633, 15703, 17266, 18245, 19885, 31406, 34087, 36490, 37151, 39770, 43165, 68174, 74302, 78515, 86330, 157030, 170435, 185755, 340870, 353953, 371510, 707906, 1397567, 1523191, 1769765, 2795134, 3046382, 3306439, 3539530, 6612878, 6987835, 7615955, 13975670, 15231910, 16532195, 33064390, 135563999, 271127998, 677819995, 1355639990]

約数ペア:

[(1, 1355639990), (2, 677819995), (5, 271127998), (10, 135563999), (41, 33064390), (82, 16532195), (89, 15231910), (97, 13975670), (178, 7615955), (194, 6987835), (205, 6612878), (383, 3539530), (410, 3306439), (445, 3046382), (485, 2795134), (766, 1769765), (890, 1523191), (970, 1397567), (1915, 707906), (3649, 371510), (3830, 353953), (3977, 340870), (7298, 185755), (7954, 170435), (8633, 157030), (15703, 86330), (17266, 78515), (18245, 74302), (19885, 68174), (31406, 43165), (34087, 39770), (36490, 37151)]