87845630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 175841280

約数和(自身を除く): 87995650

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 79, 85, 155, 158, 170, 211, 310, 395, 422, 527, 790, 1054, 1055, 1343, 2110, 2449, 2635, 2686, 3587, 4898, 5270, 6541, 6715, 7174, 12245, 13082, 13430, 16669, 17935, 24490, 32705, 33338, 35870, 41633, 65410, 83266, 83345, 111197, 166690, 208165, 222394, 283373, 416330, 516739, 555985, 566746, 1033478, 1111970, 1416865, 2583695, 2833730, 5167390, 8784563, 17569126, 43922815, 87845630]

約数ペア:

[(1, 87845630), (2, 43922815), (5, 17569126), (10, 8784563), (17, 5167390), (31, 2833730), (34, 2583695), (62, 1416865), (79, 1111970), (85, 1033478), (155, 566746), (158, 555985), (170, 516739), (211, 416330), (310, 283373), (395, 222394), (422, 208165), (527, 166690), (790, 111197), (1054, 83345), (1055, 83266), (1343, 65410), (2110, 41633), (2449, 35870), (2635, 33338), (2686, 32705), (3587, 24490), (4898, 17935), (5270, 16669), (6541, 13430), (6715, 13082), (7174, 12245)]