64995010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 65641790

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 107, 115, 139, 190, 214, 230, 278, 437, 535, 695, 874, 1070, 1390, 2033, 2185, 2461, 2641, 3197, 4066, 4370, 4922, 5282, 6394, 10165, 12305, 13205, 14873, 15985, 20330, 24610, 26410, 29746, 31970, 46759, 60743, 74365, 93518, 121486, 148730, 233795, 282587, 303715, 342079, 467590, 565174, 607430, 684158, 1412935, 1710395, 2825870, 3420790, 6499501, 12999002, 32497505, 64995010]

約数ペア:

[(1, 64995010), (2, 32497505), (5, 12999002), (10, 6499501), (19, 3420790), (23, 2825870), (38, 1710395), (46, 1412935), (95, 684158), (107, 607430), (115, 565174), (139, 467590), (190, 342079), (214, 303715), (230, 282587), (278, 233795), (437, 148730), (535, 121486), (695, 93518), (874, 74365), (1070, 60743), (1390, 46759), (2033, 31970), (2185, 29746), (2461, 26410), (2641, 24610), (3197, 20330), (4066, 15985), (4370, 14873), (4922, 13205), (5282, 12305), (6394, 10165)]