128321250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{1801}}^1$

素因数の和:1845

約数の個数: 80

約数和(自身を含む): 337766880

約数和(自身を除く): 209445630

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 125, 150, 190, 250, 285, 375, 475, 570, 625, 750, 950, 1250, 1425, 1801, 1875, 2375, 2850, 3602, 3750, 4750, 5403, 7125, 9005, 10806, 11875, 14250, 18010, 23750, 27015, 34219, 35625, 45025, 54030, 68438, 71250, 90050, 102657, 135075, 171095, 205314, 225125, 270150, 342190, 450250, 513285, 675375, 855475, 1026570, 1125625, 1350750, 1710950, 2251250, 2566425, 3376875, 4277375, 5132850, 6753750, 8554750, 12832125, 21386875, 25664250, 42773750, 64160625, 128321250]

約数ペア:

[(1, 128321250), (2, 64160625), (3, 42773750), (5, 25664250), (6, 21386875), (10, 12832125), (15, 8554750), (19, 6753750), (25, 5132850), (30, 4277375), (38, 3376875), (50, 2566425), (57, 2251250), (75, 1710950), (95, 1350750), (114, 1125625), (125, 1026570), (150, 855475), (190, 675375), (250, 513285), (285, 450250), (375, 342190), (475, 270150), (570, 225125), (625, 205314), (750, 171095), (950, 135075), (1250, 102657), (1425, 90050), (1801, 71250), (1875, 68438), (2375, 54030), (2850, 45025), (3602, 35625), (3750, 34219), (4750, 27015), (5403, 23750), (7125, 18010), (9005, 14250), (10806, 11875)]