201690225

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4289}}^1$

素因数の和:4335

約数の個数: 72

約数和(自身を含む): 414928800

約数和(自身を除く): 213238575

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 45, 55, 57, 75, 95, 99, 165, 171, 209, 225, 275, 285, 475, 495, 627, 825, 855, 1045, 1425, 1881, 2475, 3135, 4275, 4289, 5225, 9405, 12867, 15675, 21445, 38601, 47025, 47179, 64335, 81491, 107225, 141537, 193005, 235895, 244473, 321675, 407455, 424611, 707685, 733419, 896401, 965025, 1179475, 1222365, 2037275, 2123055, 2689203, 3538425, 3667095, 4482005, 6111825, 8067609, 10615275, 13446015, 18335475, 22410025, 40338045, 67230075, 201690225]

約数ペア:

[(1, 201690225), (3, 67230075), (5, 40338045), (9, 22410025), (11, 18335475), (15, 13446015), (19, 10615275), (25, 8067609), (33, 6111825), (45, 4482005), (55, 3667095), (57, 3538425), (75, 2689203), (95, 2123055), (99, 2037275), (165, 1222365), (171, 1179475), (209, 965025), (225, 896401), (275, 733419), (285, 707685), (475, 424611), (495, 407455), (627, 321675), (825, 244473), (855, 235895), (1045, 193005), (1425, 141537), (1881, 107225), (2475, 81491), (3135, 64335), (4275, 47179), (4289, 47025), (5225, 38601), (9405, 21445), (12867, 15675)]