68250390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1259}}^1$

素因数の和:1421

約数の個数: 64

約数和(自身を含む): 177811200

約数和(自身を除く): 109560810

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 139, 195, 278, 390, 417, 695, 834, 1259, 1390, 1807, 2085, 2518, 3614, 3777, 4170, 5421, 6295, 7554, 9035, 10842, 12590, 16367, 18070, 18885, 27105, 32734, 37770, 49101, 54210, 81835, 98202, 163670, 175001, 245505, 350002, 491010, 525003, 875005, 1050006, 1750010, 2275013, 2625015, 4550026, 5250030, 6825039, 11375065, 13650078, 22750130, 34125195, 68250390]

約数ペア:

[(1, 68250390), (2, 34125195), (3, 22750130), (5, 13650078), (6, 11375065), (10, 6825039), (13, 5250030), (15, 4550026), (26, 2625015), (30, 2275013), (39, 1750010), (65, 1050006), (78, 875005), (130, 525003), (139, 491010), (195, 350002), (278, 245505), (390, 175001), (417, 163670), (695, 98202), (834, 81835), (1259, 54210), (1390, 49101), (1807, 37770), (2085, 32734), (2518, 27105), (3614, 18885), (3777, 18070), (4170, 16367), (5421, 12590), (6295, 10842), (7554, 9035)]