85139325

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 159239808

約数和(自身を除く): 74100483

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 83, 97, 141, 225, 235, 249, 291, 415, 423, 485, 705, 747, 873, 1175, 1245, 1455, 2075, 2115, 2425, 3525, 3735, 3901, 4365, 4559, 6225, 7275, 8051, 10575, 11703, 13677, 18675, 19505, 21825, 22795, 24153, 35109, 40255, 41031, 58515, 68385, 72459, 97525, 113975, 120765, 175545, 201275, 205155, 292575, 341925, 362295, 378397, 603825, 877725, 1025775, 1135191, 1811475, 1891985, 3405573, 5675955, 9459925, 17027865, 28379775, 85139325]

約数ペア:

[(1, 85139325), (3, 28379775), (5, 17027865), (9, 9459925), (15, 5675955), (25, 3405573), (45, 1891985), (47, 1811475), (75, 1135191), (83, 1025775), (97, 877725), (141, 603825), (225, 378397), (235, 362295), (249, 341925), (291, 292575), (415, 205155), (423, 201275), (485, 175545), (705, 120765), (747, 113975), (873, 97525), (1175, 72459), (1245, 68385), (1455, 58515), (2075, 41031), (2115, 40255), (2425, 35109), (3525, 24153), (3735, 22795), (3901, 21825), (4365, 19505), (4559, 18675), (6225, 13677), (7275, 11703), (8051, 10575)]