50068720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1553}}^1$

素因数の和:1610

約数の個数: 80

約数和(自身を含む): 129491712

約数和(自身を除く): 79422992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1553, 1612, 2015, 2480, 3106, 3224, 4030, 6212, 6448, 7765, 8060, 12424, 15530, 16120, 20189, 24848, 31060, 32240, 40378, 48143, 62120, 80756, 96286, 100945, 124240, 161512, 192572, 201890, 240715, 323024, 385144, 403780, 481430, 625859, 770288, 807560, 962860, 1251718, 1615120, 1925720, 2503436, 3129295, 3851440, 5006872, 6258590, 10013744, 12517180, 25034360, 50068720]

約数ペア:

[(1, 50068720), (2, 25034360), (4, 12517180), (5, 10013744), (8, 6258590), (10, 5006872), (13, 3851440), (16, 3129295), (20, 2503436), (26, 1925720), (31, 1615120), (40, 1251718), (52, 962860), (62, 807560), (65, 770288), (80, 625859), (104, 481430), (124, 403780), (130, 385144), (155, 323024), (208, 240715), (248, 201890), (260, 192572), (310, 161512), (403, 124240), (496, 100945), (520, 96286), (620, 80756), (806, 62120), (1040, 48143), (1240, 40378), (1553, 32240), (1612, 31060), (2015, 24848), (2480, 20189), (3106, 16120), (3224, 15530), (4030, 12424), (6212, 8060), (6448, 7765)]