90859600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 120

約数和(自身を含む): 238781592

約数和(自身を除く): 147921992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 101, 104, 130, 173, 200, 202, 208, 260, 325, 346, 400, 404, 505, 520, 650, 692, 808, 865, 1010, 1040, 1300, 1313, 1384, 1616, 1730, 2020, 2249, 2525, 2600, 2626, 2768, 3460, 4040, 4325, 4498, 5050, 5200, 5252, 6565, 6920, 8080, 8650, 8996, 10100, 10504, 11245, 13130, 13840, 17300, 17473, 17992, 20200, 21008, 22490, 26260, 32825, 34600, 34946, 35984, 40400, 44980, 52520, 56225, 65650, 69200, 69892, 87365, 89960, 105040, 112450, 131300, 139784, 174730, 179920, 224900, 227149, 262600, 279568, 349460, 436825, 449800, 454298, 525200, 698920, 873650, 899600, 908596, 1135745, 1397840, 1747300, 1817192, 2271490, 3494600, 3634384, 4542980, 5678725, 6989200, 9085960, 11357450, 18171920, 22714900, 45429800, 90859600]

約数ペア:

[(1, 90859600), (2, 45429800), (4, 22714900), (5, 18171920), (8, 11357450), (10, 9085960), (13, 6989200), (16, 5678725), (20, 4542980), (25, 3634384), (26, 3494600), (40, 2271490), (50, 1817192), (52, 1747300), (65, 1397840), (80, 1135745), (100, 908596), (101, 899600), (104, 873650), (130, 698920), (173, 525200), (200, 454298), (202, 449800), (208, 436825), (260, 349460), (325, 279568), (346, 262600), (400, 227149), (404, 224900), (505, 179920), (520, 174730), (650, 139784), (692, 131300), (808, 112450), (865, 105040), (1010, 89960), (1040, 87365), (1300, 69892), (1313, 69200), (1384, 65650), (1616, 56225), (1730, 52520), (2020, 44980), (2249, 40400), (2525, 35984), (2600, 34946), (2626, 34600), (2768, 32825), (3460, 26260), (4040, 22490), (4325, 21008), (4498, 20200), (5050, 17992), (5200, 17473), (5252, 17300), (6565, 13840), (6920, 13130), (8080, 11245), (8650, 10504), (8996, 10100)]