20135065225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{12391}}^1$

素因数の和:12742

約数の個数: 48

約数和(自身を含む): 28765301760

約数和(自身を除く): 8630236535

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 311, 475, 1045, 1555, 3421, 5225, 5909, 7775, 12391, 17105, 29545, 61955, 64999, 85525, 136301, 147725, 235429, 309775, 324995, 681505, 1177145, 1624975, 2589719, 3407525, 3853601, 5885725, 12948595, 19268005, 42389611, 64742975, 73218419, 96340025, 211948055, 366092095, 805402609, 1059740275, 1830460475, 4027013045, 20135065225]

約数ペア:

[(1, 20135065225), (5, 4027013045), (11, 1830460475), (19, 1059740275), (25, 805402609), (55, 366092095), (95, 211948055), (209, 96340025), (275, 73218419), (311, 64742975), (475, 42389611), (1045, 19268005), (1555, 12948595), (3421, 5885725), (5225, 3853601), (5909, 3407525), (7775, 2589719), (12391, 1624975), (17105, 1177145), (29545, 681505), (61955, 324995), (64999, 309775), (85525, 235429), (136301, 147725)]