102639760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41387}}^1$

素因数の和:41431

約数の個数: 40

約数和(自身を含む): 246341376

約数和(自身を除く): 143701616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 41387, 82774, 165548, 206935, 331096, 413870, 662192, 827740, 1282997, 1655480, 2565994, 3310960, 5131988, 6414985, 10263976, 12829970, 20527952, 25659940, 51319880, 102639760]

約数ペア:

[(1, 102639760), (2, 51319880), (4, 25659940), (5, 20527952), (8, 12829970), (10, 10263976), (16, 6414985), (20, 5131988), (31, 3310960), (40, 2565994), (62, 1655480), (80, 1282997), (124, 827740), (155, 662192), (248, 413870), (310, 331096), (496, 206935), (620, 165548), (1240, 82774), (2480, 41387)]