49592560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19997}}^1$

素因数の和:20041

約数の個数: 40

約数和(自身を含む): 119028096

約数和(自身を除く): 69435536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 19997, 39994, 79988, 99985, 159976, 199970, 319952, 399940, 619907, 799880, 1239814, 1599760, 2479628, 3099535, 4959256, 6199070, 9918512, 12398140, 24796280, 49592560]

約数ペア:

[(1, 49592560), (2, 24796280), (4, 12398140), (5, 9918512), (8, 6199070), (10, 4959256), (16, 3099535), (20, 2479628), (31, 1599760), (40, 1239814), (62, 799880), (80, 619907), (124, 399940), (155, 319952), (248, 199970), (310, 159976), (496, 99985), (620, 79988), (1240, 39994), (2480, 19997)]