261036861670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2746889}}^1$

素因数の和:2746969

約数の個数: 64

約数和(自身を含む): 548235293760

約数和(自身を除く): 287198432090

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 43, 65, 85, 86, 130, 170, 215, 221, 430, 442, 559, 731, 1105, 1118, 1462, 2210, 2795, 3655, 5590, 7310, 9503, 19006, 47515, 95030, 2746889, 5493778, 13734445, 27468890, 35709557, 46697113, 71419114, 93394226, 118116227, 178547785, 233485565, 236232454, 357095570, 466971130, 590581135, 607062469, 1181162270, 1214124938, 1535510951, 2007975859, 3035312345, 3071021902, 4015951718, 6070624690, 7677554755, 10039879295, 15355109510, 20079758590, 26103686167, 52207372334, 130518430835, 261036861670]

約数ペア:

[(1, 261036861670), (2, 130518430835), (5, 52207372334), (10, 26103686167), (13, 20079758590), (17, 15355109510), (26, 10039879295), (34, 7677554755), (43, 6070624690), (65, 4015951718), (85, 3071021902), (86, 3035312345), (130, 2007975859), (170, 1535510951), (215, 1214124938), (221, 1181162270), (430, 607062469), (442, 590581135), (559, 466971130), (731, 357095570), (1105, 236232454), (1118, 233485565), (1462, 178547785), (2210, 118116227), (2795, 93394226), (3655, 71419114), (5590, 46697113), (7310, 35709557), (9503, 27468890), (19006, 13734445), (47515, 5493778), (95030, 2746889)]