22079425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 31426560

約数和(自身を除く): 9347135

約数列:

[1, 5, 19, 23, 25, 43, 47, 95, 115, 215, 235, 437, 475, 575, 817, 893, 989, 1075, 1081, 1175, 2021, 2185, 4085, 4465, 4945, 5405, 10105, 10925, 18791, 20425, 20539, 22325, 24725, 27025, 38399, 46483, 50525, 93955, 102695, 191995, 232415, 469775, 513475, 883177, 959975, 1162075, 4415885, 22079425]

約数ペア:

[(1, 22079425), (5, 4415885), (19, 1162075), (23, 959975), (25, 883177), (43, 513475), (47, 469775), (95, 232415), (115, 191995), (215, 102695), (235, 93955), (437, 50525), (475, 46483), (575, 38399), (817, 27025), (893, 24725), (989, 22325), (1075, 20539), (1081, 20425), (1175, 18791), (2021, 10925), (2185, 10105), (4085, 5405), (4465, 4945)]