12800850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1399}}^1$

素因数の和:1475

約数の個数: 48

約数和(自身を含む): 32289600

約数和(自身を除く): 19488750

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 61, 75, 122, 150, 183, 305, 366, 610, 915, 1399, 1525, 1830, 2798, 3050, 4197, 4575, 6995, 8394, 9150, 13990, 20985, 34975, 41970, 69950, 85339, 104925, 170678, 209850, 256017, 426695, 512034, 853390, 1280085, 2133475, 2560170, 4266950, 6400425, 12800850]

約数ペア:

[(1, 12800850), (2, 6400425), (3, 4266950), (5, 2560170), (6, 2133475), (10, 1280085), (15, 853390), (25, 512034), (30, 426695), (50, 256017), (61, 209850), (75, 170678), (122, 104925), (150, 85339), (183, 69950), (305, 41970), (366, 34975), (610, 20985), (915, 13990), (1399, 9150), (1525, 8394), (1830, 6995), (2798, 4575), (3050, 4197)]