87995050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:464

約数の個数: 96

約数和(自身を含む): 198987264

約数和(自身を除く): 110992214

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 31, 50, 55, 62, 65, 110, 130, 143, 155, 275, 286, 310, 325, 341, 397, 403, 550, 650, 682, 715, 775, 794, 806, 1430, 1550, 1705, 1985, 2015, 3410, 3575, 3970, 4030, 4367, 4433, 5161, 7150, 8525, 8734, 8866, 9925, 10075, 10322, 12307, 17050, 19850, 20150, 21835, 22165, 24614, 25805, 43670, 44330, 51610, 56771, 61535, 109175, 110825, 113542, 123070, 129025, 135377, 159991, 218350, 221650, 258050, 270754, 283855, 307675, 319982, 567710, 615350, 676885, 799955, 1353770, 1419275, 1599910, 1759901, 2838550, 3384425, 3519802, 3999775, 6768850, 7999550, 8799505, 17599010, 43997525, 87995050]

約数ペア:

[(1, 87995050), (2, 43997525), (5, 17599010), (10, 8799505), (11, 7999550), (13, 6768850), (22, 3999775), (25, 3519802), (26, 3384425), (31, 2838550), (50, 1759901), (55, 1599910), (62, 1419275), (65, 1353770), (110, 799955), (130, 676885), (143, 615350), (155, 567710), (275, 319982), (286, 307675), (310, 283855), (325, 270754), (341, 258050), (397, 221650), (403, 218350), (550, 159991), (650, 135377), (682, 129025), (715, 123070), (775, 113542), (794, 110825), (806, 109175), (1430, 61535), (1550, 56771), (1705, 51610), (1985, 44330), (2015, 43670), (3410, 25805), (3575, 24614), (3970, 22165), (4030, 21835), (4367, 20150), (4433, 19850), (5161, 17050), (7150, 12307), (8525, 10322), (8734, 10075), (8866, 9925)]