81379740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1033}}^1$

素因数の和:1159

約数の個数: 96

約数和(自身を含む): 248060736

約数和(自身を除く): 166680996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 101, 130, 156, 195, 202, 260, 303, 390, 404, 505, 606, 780, 1010, 1033, 1212, 1313, 1515, 2020, 2066, 2626, 3030, 3099, 3939, 4132, 5165, 5252, 6060, 6198, 6565, 7878, 10330, 12396, 13130, 13429, 15495, 15756, 19695, 20660, 26260, 26858, 30990, 39390, 40287, 53716, 61980, 67145, 78780, 80574, 104333, 134290, 161148, 201435, 208666, 268580, 312999, 402870, 417332, 521665, 625998, 805740, 1043330, 1251996, 1356329, 1564995, 2086660, 2712658, 3129990, 4068987, 5425316, 6259980, 6781645, 8137974, 13563290, 16275948, 20344935, 27126580, 40689870, 81379740]

約数ペア:

[(1, 81379740), (2, 40689870), (3, 27126580), (4, 20344935), (5, 16275948), (6, 13563290), (10, 8137974), (12, 6781645), (13, 6259980), (15, 5425316), (20, 4068987), (26, 3129990), (30, 2712658), (39, 2086660), (52, 1564995), (60, 1356329), (65, 1251996), (78, 1043330), (101, 805740), (130, 625998), (156, 521665), (195, 417332), (202, 402870), (260, 312999), (303, 268580), (390, 208666), (404, 201435), (505, 161148), (606, 134290), (780, 104333), (1010, 80574), (1033, 78780), (1212, 67145), (1313, 61980), (1515, 53716), (2020, 40287), (2066, 39390), (2626, 30990), (3030, 26858), (3099, 26260), (3939, 20660), (4132, 19695), (5165, 15756), (5252, 15495), (6060, 13429), (6198, 13130), (6565, 12396), (7878, 10330)]