145302975

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 280971600

約数和(自身を除く): 135668625

約数列:

[1, 3, 5, 9, 15, 19, 25, 41, 45, 57, 75, 95, 123, 171, 205, 225, 285, 369, 475, 615, 779, 829, 855, 1025, 1425, 1845, 2337, 2487, 3075, 3895, 4145, 4275, 7011, 7461, 9225, 11685, 12435, 15751, 19475, 20725, 33989, 35055, 37305, 47253, 58425, 62175, 78755, 101967, 141759, 169945, 175275, 186525, 236265, 305901, 393775, 509835, 645791, 708795, 849725, 1181325, 1529505, 1937373, 2549175, 3228955, 3543975, 5812119, 7647525, 9686865, 16144775, 29060595, 48434325, 145302975]

約数ペア:

[(1, 145302975), (3, 48434325), (5, 29060595), (9, 16144775), (15, 9686865), (19, 7647525), (25, 5812119), (41, 3543975), (45, 3228955), (57, 2549175), (75, 1937373), (95, 1529505), (123, 1181325), (171, 849725), (205, 708795), (225, 645791), (285, 509835), (369, 393775), (475, 305901), (615, 236265), (779, 186525), (829, 175275), (855, 169945), (1025, 141759), (1425, 101967), (1845, 78755), (2337, 62175), (2487, 58425), (3075, 47253), (3895, 37305), (4145, 35055), (4275, 33989), (7011, 20725), (7461, 19475), (9225, 15751), (11685, 12435)]