251050020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{877}}^1$

素因数の和:1269

約数の個数: 96

約数和(自身を含む): 759940608

約数和(自身を除く): 508890588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 367, 390, 734, 780, 877, 1101, 1468, 1754, 1835, 2202, 2631, 3508, 3670, 4385, 4404, 4771, 5262, 5505, 7340, 8770, 9542, 10524, 11010, 11401, 13155, 14313, 17540, 19084, 22020, 22802, 23855, 26310, 28626, 34203, 45604, 47710, 52620, 57005, 57252, 68406, 71565, 95420, 114010, 136812, 143130, 171015, 228020, 286260, 321859, 342030, 643718, 684060, 965577, 1287436, 1609295, 1931154, 3218590, 3862308, 4184167, 4827885, 6437180, 8368334, 9655770, 12552501, 16736668, 19311540, 20920835, 25105002, 41841670, 50210004, 62762505, 83683340, 125525010, 251050020]

約数ペア:

[(1, 251050020), (2, 125525010), (3, 83683340), (4, 62762505), (5, 50210004), (6, 41841670), (10, 25105002), (12, 20920835), (13, 19311540), (15, 16736668), (20, 12552501), (26, 9655770), (30, 8368334), (39, 6437180), (52, 4827885), (60, 4184167), (65, 3862308), (78, 3218590), (130, 1931154), (156, 1609295), (195, 1287436), (260, 965577), (367, 684060), (390, 643718), (734, 342030), (780, 321859), (877, 286260), (1101, 228020), (1468, 171015), (1754, 143130), (1835, 136812), (2202, 114010), (2631, 95420), (3508, 71565), (3670, 68406), (4385, 57252), (4404, 57005), (4771, 52620), (5262, 47710), (5505, 45604), (7340, 34203), (8770, 28626), (9542, 26310), (10524, 23855), (11010, 22802), (11401, 22020), (13155, 19084), (14313, 17540)]