79779900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2633}}^1$

素因数の和:2751

約数の個数: 72

約数和(自身を含む): 233203824

約数和(自身を除く): 153423924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 101, 150, 202, 300, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 2525, 2633, 3030, 5050, 5266, 6060, 7575, 7899, 10100, 10532, 13165, 15150, 15798, 26330, 30300, 31596, 39495, 52660, 65825, 78990, 131650, 157980, 197475, 263300, 265933, 394950, 531866, 789900, 797799, 1063732, 1329665, 1595598, 2659330, 3191196, 3988995, 5318660, 6648325, 7977990, 13296650, 15955980, 19944975, 26593300, 39889950, 79779900]

約数ペア:

[(1, 79779900), (2, 39889950), (3, 26593300), (4, 19944975), (5, 15955980), (6, 13296650), (10, 7977990), (12, 6648325), (15, 5318660), (20, 3988995), (25, 3191196), (30, 2659330), (50, 1595598), (60, 1329665), (75, 1063732), (100, 797799), (101, 789900), (150, 531866), (202, 394950), (300, 265933), (303, 263300), (404, 197475), (505, 157980), (606, 131650), (1010, 78990), (1212, 65825), (1515, 52660), (2020, 39495), (2525, 31596), (2633, 30300), (3030, 26330), (5050, 15798), (5266, 15150), (6060, 13165), (7575, 10532), (7899, 10100)]