20137095675

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{3919}}^1$

素因数の和:4533

約数の個数: 72

約数和(自身を含む): 37023255360

約数和(自身を除く): 16886159685

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 557, 615, 1025, 1671, 1845, 2785, 3075, 3919, 5013, 8355, 9225, 11757, 13925, 19595, 22837, 25065, 35271, 41775, 58785, 68511, 97975, 114185, 125325, 160679, 176355, 205533, 293925, 342555, 482037, 570925, 803395, 881775, 1027665, 1446111, 1712775, 2182883, 2410185, 4016975, 5138325, 6548649, 7230555, 10914415, 12050925, 19645947, 32743245, 36152775, 54572075, 89498203, 98229735, 163716225, 268494609, 447491015, 491148675, 805483827, 1342473045, 2237455075, 4027419135, 6712365225, 20137095675]

約数ペア:

[(1, 20137095675), (3, 6712365225), (5, 4027419135), (9, 2237455075), (15, 1342473045), (25, 805483827), (41, 491148675), (45, 447491015), (75, 268494609), (123, 163716225), (205, 98229735), (225, 89498203), (369, 54572075), (557, 36152775), (615, 32743245), (1025, 19645947), (1671, 12050925), (1845, 10914415), (2785, 7230555), (3075, 6548649), (3919, 5138325), (5013, 4016975), (8355, 2410185), (9225, 2182883), (11757, 1712775), (13925, 1446111), (19595, 1027665), (22837, 881775), (25065, 803395), (35271, 570925), (41775, 482037), (58785, 342555), (68511, 293925), (97975, 205533), (114185, 176355), (125325, 160679)]