20199499125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{78179}}^1$

素因数の和:78263

約数の個数: 64

約数和(自身を含む): 36880945920

約数和(自身を除く): 16681446795

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 65, 75, 125, 159, 195, 265, 325, 375, 689, 795, 975, 1325, 1625, 2067, 3445, 3975, 4875, 6625, 10335, 17225, 19875, 51675, 78179, 86125, 234537, 258375, 390895, 1016327, 1172685, 1954475, 3048981, 4143487, 5081635, 5863425, 9772375, 12430461, 15244905, 20717435, 25408175, 29317125, 53865331, 62152305, 76224525, 103587175, 127040875, 161595993, 269326655, 310761525, 381122625, 517935875, 807979965, 1346633275, 1553807625, 4039899825, 6733166375, 20199499125]

約数ペア:

[(1, 20199499125), (3, 6733166375), (5, 4039899825), (13, 1553807625), (15, 1346633275), (25, 807979965), (39, 517935875), (53, 381122625), (65, 310761525), (75, 269326655), (125, 161595993), (159, 127040875), (195, 103587175), (265, 76224525), (325, 62152305), (375, 53865331), (689, 29317125), (795, 25408175), (975, 20717435), (1325, 15244905), (1625, 12430461), (2067, 9772375), (3445, 5863425), (3975, 5081635), (4875, 4143487), (6625, 3048981), (10335, 1954475), (17225, 1172685), (19875, 1016327), (51675, 390895), (78179, 258375), (86125, 234537)]