4972400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:450

約数の個数: 60

約数和(自身を含む): 12362304

約数和(自身を除く): 7389904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 401, 496, 620, 775, 802, 1240, 1550, 1604, 2005, 2480, 3100, 3208, 4010, 6200, 6416, 8020, 10025, 12400, 12431, 16040, 20050, 24862, 32080, 40100, 49724, 62155, 80200, 99448, 124310, 160400, 198896, 248620, 310775, 497240, 621550, 994480, 1243100, 2486200, 4972400]

約数ペア:

[(1, 4972400), (2, 2486200), (4, 1243100), (5, 994480), (8, 621550), (10, 497240), (16, 310775), (20, 248620), (25, 198896), (31, 160400), (40, 124310), (50, 99448), (62, 80200), (80, 62155), (100, 49724), (124, 40100), (155, 32080), (200, 24862), (248, 20050), (310, 16040), (400, 12431), (401, 12400), (496, 10025), (620, 8020), (775, 6416), (802, 6200), (1240, 4010), (1550, 3208), (1604, 3100), (2005, 2480)]