86779040

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7639}}^1$

素因数の和:7725

約数の個数: 48

約数和(自身を含む): 207930240

約数和(自身を除く): 121151200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 7639, 11360, 15278, 30556, 38195, 61112, 76390, 122224, 152780, 244448, 305560, 542369, 611120, 1084738, 1222240, 2169476, 2711845, 4338952, 5423690, 8677904, 10847380, 17355808, 21694760, 43389520, 86779040]

約数ペア:

[(1, 86779040), (2, 43389520), (4, 21694760), (5, 17355808), (8, 10847380), (10, 8677904), (16, 5423690), (20, 4338952), (32, 2711845), (40, 2169476), (71, 1222240), (80, 1084738), (142, 611120), (160, 542369), (284, 305560), (355, 244448), (568, 152780), (710, 122224), (1136, 76390), (1420, 61112), (2272, 38195), (2840, 30556), (5680, 15278), (7639, 11360)]