81309195550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{577}}^1\times {\mathrm{1481}}^1$

素因数の和:2254

約数の個数: 96

約数和(自身を含む): 166337237664

約数和(自身を除く): 85028042114

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 173, 275, 346, 550, 577, 865, 1154, 1481, 1730, 1903, 2885, 2962, 3806, 4325, 5770, 6347, 7405, 8650, 9515, 12694, 14425, 14810, 16291, 19030, 28850, 31735, 32582, 37025, 47575, 63470, 74050, 81455, 95150, 99821, 158675, 162910, 199642, 256213, 317350, 407275, 499105, 512426, 814550, 854537, 998210, 1098031, 1281065, 1709074, 2196062, 2495525, 2562130, 2818343, 4272685, 4991050, 5490155, 5636686, 6405325, 8545370, 9399907, 10980310, 12810650, 14091715, 18799814, 21363425, 27450775, 28183430, 42726850, 46999535, 54901550, 70458575, 93999070, 140917150, 147834901, 234997675, 295669802, 469995350, 739174505, 1478349010, 1626183911, 3252367822, 3695872525, 7391745050, 8130919555, 16261839110, 40654597775, 81309195550]

約数ペア:

[(1, 81309195550), (2, 40654597775), (5, 16261839110), (10, 8130919555), (11, 7391745050), (22, 3695872525), (25, 3252367822), (50, 1626183911), (55, 1478349010), (110, 739174505), (173, 469995350), (275, 295669802), (346, 234997675), (550, 147834901), (577, 140917150), (865, 93999070), (1154, 70458575), (1481, 54901550), (1730, 46999535), (1903, 42726850), (2885, 28183430), (2962, 27450775), (3806, 21363425), (4325, 18799814), (5770, 14091715), (6347, 12810650), (7405, 10980310), (8650, 9399907), (9515, 8545370), (12694, 6405325), (14425, 5636686), (14810, 5490155), (16291, 4991050), (19030, 4272685), (28850, 2818343), (31735, 2562130), (32582, 2495525), (37025, 2196062), (47575, 1709074), (63470, 1281065), (74050, 1098031), (81455, 998210), (95150, 854537), (99821, 814550), (158675, 512426), (162910, 499105), (199642, 407275), (256213, 317350)]