322569260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1291}}^1$

素因数の和:1375

約数の個数: 72

約数和(自身を含む): 754378128

約数和(自身を除く): 431808868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 961, 1291, 1612, 1922, 2015, 2582, 3844, 4030, 4805, 5164, 6455, 8060, 9610, 12493, 12910, 16783, 19220, 24986, 25820, 33566, 40021, 49972, 62465, 67132, 80042, 83915, 124930, 160084, 167830, 200105, 249860, 335660, 400210, 520273, 800420, 1040546, 1240651, 2081092, 2481302, 2601365, 4962604, 5202730, 6203255, 10405460, 12406510, 16128463, 24813020, 32256926, 64513852, 80642315, 161284630, 322569260]

約数ペア:

[(1, 322569260), (2, 161284630), (4, 80642315), (5, 64513852), (10, 32256926), (13, 24813020), (20, 16128463), (26, 12406510), (31, 10405460), (52, 6203255), (62, 5202730), (65, 4962604), (124, 2601365), (130, 2481302), (155, 2081092), (260, 1240651), (310, 1040546), (403, 800420), (620, 520273), (806, 400210), (961, 335660), (1291, 249860), (1612, 200105), (1922, 167830), (2015, 160084), (2582, 124930), (3844, 83915), (4030, 80042), (4805, 67132), (5164, 62465), (6455, 49972), (8060, 40021), (9610, 33566), (12493, 25820), (12910, 24986), (16783, 19220)]