158486380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1567}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 359573760

約数和(自身を除く): 201087380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 389, 778, 1556, 1567, 1945, 3134, 3890, 5057, 6268, 7780, 7835, 10114, 15670, 20228, 20371, 25285, 31340, 40742, 50570, 81484, 101140, 101855, 203710, 407420, 609563, 1219126, 2438252, 3047815, 6095630, 7924319, 12191260, 15848638, 31697276, 39621595, 79243190, 158486380]

約数ペア:

[(1, 158486380), (2, 79243190), (4, 39621595), (5, 31697276), (10, 15848638), (13, 12191260), (20, 7924319), (26, 6095630), (52, 3047815), (65, 2438252), (130, 1219126), (260, 609563), (389, 407420), (778, 203710), (1556, 101855), (1567, 101140), (1945, 81484), (3134, 50570), (3890, 40742), (5057, 31340), (6268, 25285), (7780, 20371), (7835, 20228), (10114, 15670)]