23178100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1153

約数の個数: 72

約数和(自身を含む): 57808800

約数和(自身を除く): 34630700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1109, 1900, 2090, 2218, 4180, 4436, 5225, 5545, 10450, 11090, 12199, 20900, 21071, 22180, 24398, 27725, 42142, 48796, 55450, 60995, 84284, 105355, 110900, 121990, 210710, 231781, 243980, 304975, 421420, 463562, 526775, 609950, 927124, 1053550, 1158905, 1219900, 2107100, 2317810, 4635620, 5794525, 11589050, 23178100]

約数ペア:

[(1, 23178100), (2, 11589050), (4, 5794525), (5, 4635620), (10, 2317810), (11, 2107100), (19, 1219900), (20, 1158905), (22, 1053550), (25, 927124), (38, 609950), (44, 526775), (50, 463562), (55, 421420), (76, 304975), (95, 243980), (100, 231781), (110, 210710), (190, 121990), (209, 110900), (220, 105355), (275, 84284), (380, 60995), (418, 55450), (475, 48796), (550, 42142), (836, 27725), (950, 24398), (1045, 22180), (1100, 21071), (1109, 20900), (1900, 12199), (2090, 11090), (2218, 10450), (4180, 5545), (4436, 5225)]