1255665220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{761}}^1$

素因数の和:1021

約数の個数: 96

約数和(自身を含む): 2931054336

約数和(自身を除く): 1675389116

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 211, 230, 340, 391, 422, 460, 761, 782, 844, 1055, 1522, 1564, 1955, 2110, 3044, 3587, 3805, 3910, 4220, 4853, 7174, 7610, 7820, 9706, 12937, 14348, 15220, 17503, 17935, 19412, 24265, 25874, 35006, 35870, 48530, 51748, 64685, 70012, 71740, 82501, 87515, 97060, 129370, 160571, 165002, 175030, 258740, 297551, 321142, 330004, 350060, 412505, 595102, 642284, 802855, 825010, 1190204, 1487755, 1605710, 1650020, 2729707, 2975510, 3211420, 3693133, 5459414, 5951020, 7386266, 10918828, 13648535, 14772532, 18465665, 27297070, 36931330, 54594140, 62783261, 73862660, 125566522, 251133044, 313916305, 627832610, 1255665220]

約数ペア:

[(1, 1255665220), (2, 627832610), (4, 313916305), (5, 251133044), (10, 125566522), (17, 73862660), (20, 62783261), (23, 54594140), (34, 36931330), (46, 27297070), (68, 18465665), (85, 14772532), (92, 13648535), (115, 10918828), (170, 7386266), (211, 5951020), (230, 5459414), (340, 3693133), (391, 3211420), (422, 2975510), (460, 2729707), (761, 1650020), (782, 1605710), (844, 1487755), (1055, 1190204), (1522, 825010), (1564, 802855), (1955, 642284), (2110, 595102), (3044, 412505), (3587, 350060), (3805, 330004), (3910, 321142), (4220, 297551), (4853, 258740), (7174, 175030), (7610, 165002), (7820, 160571), (9706, 129370), (12937, 97060), (14348, 87515), (15220, 82501), (17503, 71740), (17935, 70012), (19412, 64685), (24265, 51748), (25874, 48530), (35006, 35870)]