826315620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{1069}}^1$

素因数の和:2085

約数の個数: 96

約数和(自身を含む): 2496506880

約数和(自身を除く): 1670191260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 991, 1069, 1982, 2138, 2973, 3207, 3964, 4276, 4955, 5345, 5946, 6414, 9910, 10690, 11892, 12828, 12883, 13897, 14865, 16035, 19820, 21380, 25766, 27794, 29730, 32070, 38649, 41691, 51532, 55588, 59460, 64140, 64415, 69485, 77298, 83382, 128830, 138970, 154596, 166764, 193245, 208455, 257660, 277940, 386490, 416910, 772980, 833820, 1059379, 2118758, 3178137, 4237516, 5296895, 6356274, 10593790, 12712548, 13771927, 15890685, 21187580, 27543854, 31781370, 41315781, 55087708, 63562740, 68859635, 82631562, 137719270, 165263124, 206578905, 275438540, 413157810, 826315620]

約数ペア:

[(1, 826315620), (2, 413157810), (3, 275438540), (4, 206578905), (5, 165263124), (6, 137719270), (10, 82631562), (12, 68859635), (13, 63562740), (15, 55087708), (20, 41315781), (26, 31781370), (30, 27543854), (39, 21187580), (52, 15890685), (60, 13771927), (65, 12712548), (78, 10593790), (130, 6356274), (156, 5296895), (195, 4237516), (260, 3178137), (390, 2118758), (780, 1059379), (991, 833820), (1069, 772980), (1982, 416910), (2138, 386490), (2973, 277940), (3207, 257660), (3964, 208455), (4276, 193245), (4955, 166764), (5345, 154596), (5946, 138970), (6414, 128830), (9910, 83382), (10690, 77298), (11892, 69485), (12828, 64415), (12883, 64140), (13897, 59460), (14865, 55588), (16035, 51532), (19820, 41691), (21380, 38649), (25766, 32070), (27794, 29730)]