74891120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1039}}^1$

素因数の和:1122

約数の個数: 80

約数和(自身を含む): 188023680

約数和(自身を除く): 113132560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 680, 848, 901, 1039, 1060, 1360, 1802, 2078, 2120, 3604, 4156, 4240, 4505, 5195, 7208, 8312, 9010, 10390, 14416, 16624, 17663, 18020, 20780, 35326, 36040, 41560, 55067, 70652, 72080, 83120, 88315, 110134, 141304, 176630, 220268, 275335, 282608, 353260, 440536, 550670, 706520, 881072, 936139, 1101340, 1413040, 1872278, 2202680, 3744556, 4405360, 4680695, 7489112, 9361390, 14978224, 18722780, 37445560, 74891120]

約数ペア:

[(1, 74891120), (2, 37445560), (4, 18722780), (5, 14978224), (8, 9361390), (10, 7489112), (16, 4680695), (17, 4405360), (20, 3744556), (34, 2202680), (40, 1872278), (53, 1413040), (68, 1101340), (80, 936139), (85, 881072), (106, 706520), (136, 550670), (170, 440536), (212, 353260), (265, 282608), (272, 275335), (340, 220268), (424, 176630), (530, 141304), (680, 110134), (848, 88315), (901, 83120), (1039, 72080), (1060, 70652), (1360, 55067), (1802, 41560), (2078, 36040), (2120, 35326), (3604, 20780), (4156, 18020), (4240, 17663), (4505, 16624), (5195, 14416), (7208, 10390), (8312, 9010)]