83965960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12421}}^1$

素因数の和:12458

約数の個数: 48

約数和(自身を含む): 204590340

約数和(自身を除く): 120624380

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 12421, 24842, 49684, 62105, 99368, 124210, 161473, 248420, 322946, 496840, 645892, 807365, 1291784, 1614730, 2099149, 3229460, 4198298, 6458920, 8396596, 10495745, 16793192, 20991490, 41982980, 83965960]

約数ペア:

[(1, 83965960), (2, 41982980), (4, 20991490), (5, 16793192), (8, 10495745), (10, 8396596), (13, 6458920), (20, 4198298), (26, 3229460), (40, 2099149), (52, 1614730), (65, 1291784), (104, 807365), (130, 645892), (169, 496840), (260, 322946), (338, 248420), (520, 161473), (676, 124210), (845, 99368), (1352, 62105), (1690, 49684), (3380, 24842), (6760, 12421)]