38962400

素因数分解:

$2^5\times 5^2\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:564

約数の個数: 72

約数和(自身を含む): 96181344

約数和(自身を除く): 57218944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 160, 200, 226, 400, 431, 452, 565, 800, 862, 904, 1130, 1724, 1808, 2155, 2260, 2825, 3448, 3616, 4310, 4520, 5650, 6896, 8620, 9040, 10775, 11300, 13792, 17240, 18080, 21550, 22600, 34480, 43100, 45200, 48703, 68960, 86200, 90400, 97406, 172400, 194812, 243515, 344800, 389624, 487030, 779248, 974060, 1217575, 1558496, 1948120, 2435150, 3896240, 4870300, 7792480, 9740600, 19481200, 38962400]

約数ペア:

[(1, 38962400), (2, 19481200), (4, 9740600), (5, 7792480), (8, 4870300), (10, 3896240), (16, 2435150), (20, 1948120), (25, 1558496), (32, 1217575), (40, 974060), (50, 779248), (80, 487030), (100, 389624), (113, 344800), (160, 243515), (200, 194812), (226, 172400), (400, 97406), (431, 90400), (452, 86200), (565, 68960), (800, 48703), (862, 45200), (904, 43100), (1130, 34480), (1724, 22600), (1808, 21550), (2155, 18080), (2260, 17240), (2825, 13792), (3448, 11300), (3616, 10775), (4310, 9040), (4520, 8620), (5650, 6896)]