2005493875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2063}}^1$

素因数の和:2197

約数の個数: 64

約数和(自身を含む): 3152867328

約数和(自身を除く): 1147373453

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 101, 125, 175, 275, 385, 505, 707, 875, 1111, 1375, 1925, 2063, 2525, 3535, 5555, 7777, 9625, 10315, 12625, 14441, 17675, 22693, 27775, 38885, 51575, 72205, 88375, 113465, 138875, 158851, 194425, 208363, 257875, 361025, 567325, 794255, 972125, 1041815, 1458541, 1805125, 2291993, 2836625, 3971275, 5209075, 7292705, 11459965, 16043951, 19856375, 26045375, 36463525, 57299825, 80219755, 182317625, 286499125, 401098775, 2005493875]

約数ペア:

[(1, 2005493875), (5, 401098775), (7, 286499125), (11, 182317625), (25, 80219755), (35, 57299825), (55, 36463525), (77, 26045375), (101, 19856375), (125, 16043951), (175, 11459965), (275, 7292705), (385, 5209075), (505, 3971275), (707, 2836625), (875, 2291993), (1111, 1805125), (1375, 1458541), (1925, 1041815), (2063, 972125), (2525, 794255), (3535, 567325), (5555, 361025), (7777, 257875), (9625, 208363), (10315, 194425), (12625, 158851), (14441, 138875), (17675, 113465), (22693, 88375), (27775, 72205), (38885, 51575)]