61945130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 68691670

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 190, 247, 310, 403, 494, 589, 806, 809, 1178, 1235, 1618, 2015, 2470, 2945, 4030, 4045, 5890, 7657, 8090, 10517, 15314, 15371, 21034, 25079, 30742, 38285, 50158, 52585, 76570, 76855, 105170, 125395, 153710, 199823, 250790, 326027, 399646, 476501, 652054, 953002, 999115, 1630135, 1998230, 2382505, 3260270, 4765010, 6194513, 12389026, 30972565, 61945130]

約数ペア:

[(1, 61945130), (2, 30972565), (5, 12389026), (10, 6194513), (13, 4765010), (19, 3260270), (26, 2382505), (31, 1998230), (38, 1630135), (62, 999115), (65, 953002), (95, 652054), (130, 476501), (155, 399646), (190, 326027), (247, 250790), (310, 199823), (403, 153710), (494, 125395), (589, 105170), (806, 76855), (809, 76570), (1178, 52585), (1235, 50158), (1618, 38285), (2015, 30742), (2470, 25079), (2945, 21034), (4030, 15371), (4045, 15314), (5890, 10517), (7657, 8090)]