728422150

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{2473}}^1$

素因数の和:2665

約数の個数: 48

約数和(自身を含む): 1397057904

約数和(自身を除く): 668635754

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 137, 215, 274, 430, 685, 1075, 1370, 2150, 2473, 3425, 4946, 5891, 6850, 11782, 12365, 24730, 29455, 58910, 61825, 106339, 123650, 147275, 212678, 294550, 338801, 531695, 677602, 1063390, 1694005, 2658475, 3388010, 5316950, 8470025, 14568443, 16940050, 29136886, 72842215, 145684430, 364211075, 728422150]

約数ペア:

[(1, 728422150), (2, 364211075), (5, 145684430), (10, 72842215), (25, 29136886), (43, 16940050), (50, 14568443), (86, 8470025), (137, 5316950), (215, 3388010), (274, 2658475), (430, 1694005), (685, 1063390), (1075, 677602), (1370, 531695), (2150, 338801), (2473, 294550), (3425, 212678), (4946, 147275), (5891, 123650), (6850, 106339), (11782, 61825), (12365, 58910), (24730, 29455)]