78284100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{457}}^1\times {\mathrm{571}}^1$

素因数の和:1045

約数の個数: 72

約数和(自身を含む): 227395168

約数和(自身を除く): 149111068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 457, 571, 914, 1142, 1371, 1713, 1828, 2284, 2285, 2742, 2855, 3426, 4570, 5484, 5710, 6852, 6855, 8565, 9140, 11420, 11425, 13710, 14275, 17130, 22850, 27420, 28550, 34260, 34275, 42825, 45700, 57100, 68550, 85650, 137100, 171300, 260947, 521894, 782841, 1043788, 1304735, 1565682, 2609470, 3131364, 3914205, 5218940, 6523675, 7828410, 13047350, 15656820, 19571025, 26094700, 39142050, 78284100]

約数ペア:

[(1, 78284100), (2, 39142050), (3, 26094700), (4, 19571025), (5, 15656820), (6, 13047350), (10, 7828410), (12, 6523675), (15, 5218940), (20, 3914205), (25, 3131364), (30, 2609470), (50, 1565682), (60, 1304735), (75, 1043788), (100, 782841), (150, 521894), (300, 260947), (457, 171300), (571, 137100), (914, 85650), (1142, 68550), (1371, 57100), (1713, 45700), (1828, 42825), (2284, 34275), (2285, 34260), (2742, 28550), (2855, 27420), (3426, 22850), (4570, 17130), (5484, 14275), (5710, 13710), (6852, 11425), (6855, 11420), (8565, 9140)]