2507700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 7825888

約数和(自身を除く): 5318188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 643, 650, 780, 975, 1286, 1300, 1929, 1950, 2572, 3215, 3858, 3900, 6430, 7716, 8359, 9645, 12860, 16075, 16718, 19290, 25077, 32150, 33436, 38580, 41795, 48225, 50154, 64300, 83590, 96450, 100308, 125385, 167180, 192900, 208975, 250770, 417950, 501540, 626925, 835900, 1253850, 2507700]

約数ペア:

[(1, 2507700), (2, 1253850), (3, 835900), (4, 626925), (5, 501540), (6, 417950), (10, 250770), (12, 208975), (13, 192900), (15, 167180), (20, 125385), (25, 100308), (26, 96450), (30, 83590), (39, 64300), (50, 50154), (52, 48225), (60, 41795), (65, 38580), (75, 33436), (78, 32150), (100, 25077), (130, 19290), (150, 16718), (156, 16075), (195, 12860), (260, 9645), (300, 8359), (325, 7716), (390, 6430), (643, 3900), (650, 3858), (780, 3215), (975, 2572), (1286, 1950), (1300, 1929)]