131403525

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 254983680

約数和(自身を除く): 123580155

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 83, 95, 101, 165, 209, 249, 275, 285, 303, 415, 475, 505, 627, 825, 913, 1045, 1111, 1245, 1425, 1515, 1577, 1919, 2075, 2525, 2739, 3135, 3333, 4565, 4731, 5225, 5555, 5757, 6225, 7575, 7885, 8383, 9595, 13695, 15675, 16665, 17347, 21109, 22825, 23655, 25149, 27775, 28785, 39425, 41915, 47975, 52041, 63327, 68475, 83325, 86735, 92213, 105545, 118275, 125745, 143925, 159277, 209575, 260205, 276639, 316635, 433675, 461065, 477831, 527725, 628725, 796385, 1301025, 1383195, 1583175, 1752047, 2305325, 2389155, 3981925, 5256141, 6915975, 8760235, 11945775, 26280705, 43801175, 131403525]

約数ペア:

[(1, 131403525), (3, 43801175), (5, 26280705), (11, 11945775), (15, 8760235), (19, 6915975), (25, 5256141), (33, 3981925), (55, 2389155), (57, 2305325), (75, 1752047), (83, 1583175), (95, 1383195), (101, 1301025), (165, 796385), (209, 628725), (249, 527725), (275, 477831), (285, 461065), (303, 433675), (415, 316635), (475, 276639), (505, 260205), (627, 209575), (825, 159277), (913, 143925), (1045, 125745), (1111, 118275), (1245, 105545), (1425, 92213), (1515, 86735), (1577, 83325), (1919, 68475), (2075, 63327), (2525, 52041), (2739, 47975), (3135, 41915), (3333, 39425), (4565, 28785), (4731, 27775), (5225, 25149), (5555, 23655), (5757, 22825), (6225, 21109), (7575, 17347), (7885, 16665), (8383, 15675), (9595, 13695)]