89826680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{653}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 214250400

約数和(自身を除く): 124423720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 181, 190, 362, 380, 653, 724, 760, 905, 1306, 1448, 1810, 2612, 3265, 3439, 3620, 5224, 6530, 6878, 7240, 12407, 13060, 13756, 17195, 24814, 26120, 27512, 34390, 49628, 62035, 68780, 99256, 118193, 124070, 137560, 236386, 248140, 472772, 496280, 590965, 945544, 1181930, 2245667, 2363860, 4491334, 4727720, 8982668, 11228335, 17965336, 22456670, 44913340, 89826680]

約数ペア:

[(1, 89826680), (2, 44913340), (4, 22456670), (5, 17965336), (8, 11228335), (10, 8982668), (19, 4727720), (20, 4491334), (38, 2363860), (40, 2245667), (76, 1181930), (95, 945544), (152, 590965), (181, 496280), (190, 472772), (362, 248140), (380, 236386), (653, 137560), (724, 124070), (760, 118193), (905, 99256), (1306, 68780), (1448, 62035), (1810, 49628), (2612, 34390), (3265, 27512), (3439, 26120), (3620, 24814), (5224, 17195), (6530, 13756), (6878, 13060), (7240, 12407)]