1294371520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10037}}^1$

素因数の和:10098

約数の個数: 112

約数和(自身を含む): 3426732288

約数和(自身を除く): 2132360768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1612, 1984, 2015, 2080, 2480, 3224, 4030, 4160, 4960, 6448, 8060, 9920, 10037, 12896, 16120, 20074, 25792, 32240, 40148, 50185, 64480, 80296, 100370, 128960, 130481, 160592, 200740, 260962, 311147, 321184, 401480, 521924, 622294, 642368, 652405, 802960, 1043848, 1244588, 1304810, 1555735, 1605920, 2087696, 2489176, 2609620, 3111470, 3211840, 4044911, 4175392, 4978352, 5219240, 6222940, 8089822, 8350784, 9956704, 10438480, 12445880, 16179644, 19913408, 20224555, 20876960, 24891760, 32359288, 40449110, 41753920, 49783520, 64718576, 80898220, 99567040, 129437152, 161796440, 258874304, 323592880, 647185760, 1294371520]

約数ペア:

[(1, 1294371520), (2, 647185760), (4, 323592880), (5, 258874304), (8, 161796440), (10, 129437152), (13, 99567040), (16, 80898220), (20, 64718576), (26, 49783520), (31, 41753920), (32, 40449110), (40, 32359288), (52, 24891760), (62, 20876960), (64, 20224555), (65, 19913408), (80, 16179644), (104, 12445880), (124, 10438480), (130, 9956704), (155, 8350784), (160, 8089822), (208, 6222940), (248, 5219240), (260, 4978352), (310, 4175392), (320, 4044911), (403, 3211840), (416, 3111470), (496, 2609620), (520, 2489176), (620, 2087696), (806, 1605920), (832, 1555735), (992, 1304810), (1040, 1244588), (1240, 1043848), (1612, 802960), (1984, 652405), (2015, 642368), (2080, 622294), (2480, 521924), (3224, 401480), (4030, 321184), (4160, 311147), (4960, 260962), (6448, 200740), (8060, 160592), (9920, 130481), (10037, 128960), (12896, 100370), (16120, 80296), (20074, 64480), (25792, 50185), (32240, 40148)]