72847425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 148403200

約数和(自身を除く): 75555775

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 67, 75, 95, 105, 109, 133, 175, 201, 285, 327, 335, 399, 469, 475, 525, 545, 665, 763, 1005, 1273, 1407, 1425, 1635, 1675, 1995, 2071, 2289, 2345, 2725, 3325, 3815, 3819, 5025, 6213, 6365, 7035, 7303, 8175, 8911, 9975, 10355, 11445, 11725, 14497, 19075, 19095, 21909, 26733, 31065, 31825, 35175, 36515, 43491, 44555, 51121, 51775, 57225, 72485, 95475, 109545, 133665, 138757, 153363, 155325, 182575, 217455, 222775, 255605, 362425, 416271, 547725, 668325, 693785, 766815, 971299, 1087275, 1278025, 2081355, 2913897, 3468925, 3834075, 4856495, 10406775, 14569485, 24282475, 72847425]

約数ペア:

[(1, 72847425), (3, 24282475), (5, 14569485), (7, 10406775), (15, 4856495), (19, 3834075), (21, 3468925), (25, 2913897), (35, 2081355), (57, 1278025), (67, 1087275), (75, 971299), (95, 766815), (105, 693785), (109, 668325), (133, 547725), (175, 416271), (201, 362425), (285, 255605), (327, 222775), (335, 217455), (399, 182575), (469, 155325), (475, 153363), (525, 138757), (545, 133665), (665, 109545), (763, 95475), (1005, 72485), (1273, 57225), (1407, 51775), (1425, 51121), (1635, 44555), (1675, 43491), (1995, 36515), (2071, 35175), (2289, 31825), (2345, 31065), (2725, 26733), (3325, 21909), (3815, 19095), (3819, 19075), (5025, 14497), (6213, 11725), (6365, 11445), (7035, 10355), (7303, 9975), (8175, 8911)]