79560780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102001}}^1$

素因数の和:102026

約数の個数: 48

約数和(自身を含む): 239908704

約数和(自身を除く): 160347924

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, 102001, 204002, 306003, 408004, 510005, 612006, 1020010, 1224012, 1326013, 1530015, 2040020, 2652026, 3060030, 3978039, 5304052, 6120060, 6630065, 7956078, 13260130, 15912156, 19890195, 26520260, 39780390, 79560780]

約数ペア:

[(1, 79560780), (2, 39780390), (3, 26520260), (4, 19890195), (5, 15912156), (6, 13260130), (10, 7956078), (12, 6630065), (13, 6120060), (15, 5304052), (20, 3978039), (26, 3060030), (30, 2652026), (39, 2040020), (52, 1530015), (60, 1326013), (65, 1224012), (78, 1020010), (130, 612006), (156, 510005), (195, 408004), (260, 306003), (390, 204002), (780, 102001)]