201799040

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4441}}^1$

素因数の和:4531

約数の個数: 64

約数和(自身を含む): 489330720

約数和(自身を除く): 287531680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 2272, 2840, 4441, 4544, 5680, 8882, 9088, 11360, 17764, 22205, 22720, 35528, 44410, 45440, 71056, 88820, 142112, 177640, 284224, 315311, 355280, 568448, 630622, 710560, 1261244, 1421120, 1576555, 2522488, 2842240, 3153110, 5044976, 6306220, 10089952, 12612440, 20179904, 25224880, 40359808, 50449760, 100899520, 201799040]

約数ペア:

[(1, 201799040), (2, 100899520), (4, 50449760), (5, 40359808), (8, 25224880), (10, 20179904), (16, 12612440), (20, 10089952), (32, 6306220), (40, 5044976), (64, 3153110), (71, 2842240), (80, 2522488), (128, 1576555), (142, 1421120), (160, 1261244), (284, 710560), (320, 630622), (355, 568448), (568, 355280), (640, 315311), (710, 284224), (1136, 177640), (1420, 142112), (2272, 88820), (2840, 71056), (4441, 45440), (4544, 44410), (5680, 35528), (8882, 22720), (9088, 22205), (11360, 17764)]