39780780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51001}}^1$

素因数の和:51026

約数の個数: 48

約数和(自身を含む): 119956704

約数和(自身を除く): 80175924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 51001, 102002, 153003, 204004, 255005, 306006, 510010, 612012, 663013, 765015, 1020020, 1326026, 1530030, 1989039, 2652052, 3060060, 3315065, 3978078, 6630130, 7956156, 9945195, 13260260, 19890390, 39780780]

約数ペア:

[(1, 39780780), (2, 19890390), (3, 13260260), (4, 9945195), (5, 7956156), (6, 6630130), (10, 3978078), (12, 3315065), (13, 3060060), (15, 2652052), (20, 1989039), (26, 1530030), (30, 1326026), (39, 1020020), (52, 765015), (60, 663013), (65, 612012), (78, 510010), (130, 306006), (156, 255005), (195, 204004), (260, 153003), (390, 102002), (780, 51001)]