673945490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{13003}}^1$

素因数の和:13154

約数の個数: 32

約数和(自身を含む): 1247135616

約数和(自身を除く): 573190126

約数列:

[1, 2, 5, 10, 71, 73, 142, 146, 355, 365, 710, 730, 5183, 10366, 13003, 25915, 26006, 51830, 65015, 130030, 923213, 949219, 1846426, 1898438, 4616065, 4746095, 9232130, 9492190, 67394549, 134789098, 336972745, 673945490]

約数ペア:

[(1, 673945490), (2, 336972745), (5, 134789098), (10, 67394549), (71, 9492190), (73, 9232130), (142, 4746095), (146, 4616065), (355, 1898438), (365, 1846426), (710, 949219), (730, 923213), (5183, 130030), (10366, 65015), (13003, 51830), (25915, 26006)]