22401925

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 35136640

約数和(自身を除く): 12734715

約数列:

[1, 5, 7, 13, 25, 35, 43, 65, 91, 175, 215, 229, 301, 325, 455, 559, 1075, 1145, 1505, 1603, 2275, 2795, 2977, 3913, 5725, 7525, 8015, 9847, 13975, 14885, 19565, 20839, 40075, 49235, 68929, 74425, 97825, 104195, 128011, 246175, 344645, 520975, 640055, 896077, 1723225, 3200275, 4480385, 22401925]

約数ペア:

[(1, 22401925), (5, 4480385), (7, 3200275), (13, 1723225), (25, 896077), (35, 640055), (43, 520975), (65, 344645), (91, 246175), (175, 128011), (215, 104195), (229, 97825), (301, 74425), (325, 68929), (455, 49235), (559, 40075), (1075, 20839), (1145, 19565), (1505, 14885), (1603, 13975), (2275, 9847), (2795, 8015), (2977, 7525), (3913, 5725)]