78862450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{613}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 153490176

約数和(自身を除く): 74627726

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 83, 155, 166, 310, 415, 613, 775, 830, 1226, 1550, 2075, 2573, 3065, 4150, 5146, 6130, 12865, 15325, 19003, 25730, 30650, 38006, 50879, 64325, 95015, 101758, 128650, 190030, 254395, 475075, 508790, 950150, 1271975, 1577249, 2543950, 3154498, 7886245, 15772490, 39431225, 78862450]

約数ペア:

[(1, 78862450), (2, 39431225), (5, 15772490), (10, 7886245), (25, 3154498), (31, 2543950), (50, 1577249), (62, 1271975), (83, 950150), (155, 508790), (166, 475075), (310, 254395), (415, 190030), (613, 128650), (775, 101758), (830, 95015), (1226, 64325), (1550, 50879), (2075, 38006), (2573, 30650), (3065, 25730), (4150, 19003), (5146, 15325), (6130, 12865)]