20172630250

素因数分解:

$2^1\times 5^3\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{3769}}^1$

素因数の和:4136

約数の個数: 64

約数和(自身を含む): 38392473600

約数和(自身を除く): 18219843350

約数列:

[1, 2, 5, 10, 25, 50, 79, 125, 158, 250, 271, 395, 542, 790, 1355, 1975, 2710, 3769, 3950, 6775, 7538, 9875, 13550, 18845, 19750, 21409, 33875, 37690, 42818, 67750, 94225, 107045, 188450, 214090, 297751, 471125, 535225, 595502, 942250, 1021399, 1070450, 1488755, 2042798, 2676125, 2977510, 5106995, 5352250, 7443775, 10213990, 14887550, 25534975, 37218875, 51069950, 74437750, 80690521, 127674875, 161381042, 255349750, 403452605, 806905210, 2017263025, 4034526050, 10086315125, 20172630250]

約数ペア:

[(1, 20172630250), (2, 10086315125), (5, 4034526050), (10, 2017263025), (25, 806905210), (50, 403452605), (79, 255349750), (125, 161381042), (158, 127674875), (250, 80690521), (271, 74437750), (395, 51069950), (542, 37218875), (790, 25534975), (1355, 14887550), (1975, 10213990), (2710, 7443775), (3769, 5352250), (3950, 5106995), (6775, 2977510), (7538, 2676125), (9875, 2042798), (13550, 1488755), (18845, 1070450), (19750, 1021399), (21409, 942250), (33875, 595502), (37690, 535225), (42818, 471125), (67750, 297751), (94225, 214090), (107045, 188450)]