70399760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28387}}^1$

素因数の和:28431

約数の個数: 40

約数和(自身を含む): 168965376

約数和(自身を除く): 98565616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 28387, 56774, 113548, 141935, 227096, 283870, 454192, 567740, 879997, 1135480, 1759994, 2270960, 3519988, 4399985, 7039976, 8799970, 14079952, 17599940, 35199880, 70399760]

約数ペア:

[(1, 70399760), (2, 35199880), (4, 17599940), (5, 14079952), (8, 8799970), (10, 7039976), (16, 4399985), (20, 3519988), (31, 2270960), (40, 1759994), (62, 1135480), (80, 879997), (124, 567740), (155, 454192), (248, 283870), (310, 227096), (496, 141935), (620, 113548), (1240, 56774), (2480, 28387)]