312981700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3319}}^1$

素因数の和:3397

約数の個数: 72

約数和(自身を含む): 726203520

約数和(自身を除く): 413221820

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 41, 46, 50, 82, 92, 100, 115, 164, 205, 230, 410, 460, 575, 820, 943, 1025, 1150, 1886, 2050, 2300, 3319, 3772, 4100, 4715, 6638, 9430, 13276, 16595, 18860, 23575, 33190, 47150, 66380, 76337, 82975, 94300, 136079, 152674, 165950, 272158, 305348, 331900, 381685, 544316, 680395, 763370, 1360790, 1526740, 1908425, 2721580, 3129817, 3401975, 3816850, 6259634, 6803950, 7633700, 12519268, 13607900, 15649085, 31298170, 62596340, 78245425, 156490850, 312981700]

約数ペア:

[(1, 312981700), (2, 156490850), (4, 78245425), (5, 62596340), (10, 31298170), (20, 15649085), (23, 13607900), (25, 12519268), (41, 7633700), (46, 6803950), (50, 6259634), (82, 3816850), (92, 3401975), (100, 3129817), (115, 2721580), (164, 1908425), (205, 1526740), (230, 1360790), (410, 763370), (460, 680395), (575, 544316), (820, 381685), (943, 331900), (1025, 305348), (1150, 272158), (1886, 165950), (2050, 152674), (2300, 136079), (3319, 94300), (3772, 82975), (4100, 76337), (4715, 66380), (6638, 47150), (9430, 33190), (13276, 23575), (16595, 18860)]