20624625

素因数分解:

$3^5\times 5^3\times 7^1\times {\mathrm{97}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 44518656

約数和(自身を除く): 23894031

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 97, 105, 125, 135, 175, 189, 225, 243, 291, 315, 375, 405, 485, 525, 567, 675, 679, 873, 875, 945, 1125, 1215, 1455, 1575, 1701, 2025, 2037, 2425, 2619, 2625, 2835, 3375, 3395, 4365, 4725, 6075, 6111, 7275, 7857, 7875, 8505, 10125, 10185, 12125, 13095, 14175, 16975, 18333, 21825, 23571, 23625, 30375, 30555, 36375, 39285, 42525, 50925, 54999, 65475, 70875, 84875, 91665, 109125, 117855, 152775, 164997, 196425, 212625, 254625, 274995, 327375, 458325, 589275, 763875, 824985, 982125, 1374975, 2291625, 2946375, 4124925, 6874875, 20624625]

約数ペア:

[(1, 20624625), (3, 6874875), (5, 4124925), (7, 2946375), (9, 2291625), (15, 1374975), (21, 982125), (25, 824985), (27, 763875), (35, 589275), (45, 458325), (63, 327375), (75, 274995), (81, 254625), (97, 212625), (105, 196425), (125, 164997), (135, 152775), (175, 117855), (189, 109125), (225, 91665), (243, 84875), (291, 70875), (315, 65475), (375, 54999), (405, 50925), (485, 42525), (525, 39285), (567, 36375), (675, 30555), (679, 30375), (873, 23625), (875, 23571), (945, 21825), (1125, 18333), (1215, 16975), (1455, 14175), (1575, 13095), (1701, 12125), (2025, 10185), (2037, 10125), (2425, 8505), (2619, 7875), (2625, 7857), (2835, 7275), (3375, 6111), (3395, 6075), (4365, 4725)]