162723340

素因数分解:

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

素因数の和:1619

約数の個数: 72

約数和(自身を含む): 382209408

約数和(自身を除く): 219486068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 169, 260, 310, 338, 403, 620, 676, 806, 845, 1553, 1612, 1690, 2015, 3106, 3380, 4030, 5239, 6212, 7765, 8060, 10478, 15530, 20189, 20956, 26195, 31060, 40378, 48143, 52390, 80756, 96286, 100945, 104780, 192572, 201890, 240715, 262457, 403780, 481430, 524914, 625859, 962860, 1049828, 1251718, 1312285, 2503436, 2624570, 3129295, 5249140, 6258590, 8136167, 12517180, 16272334, 32544668, 40680835, 81361670, 162723340]

約数ペア:

[(1, 162723340), (2, 81361670), (4, 40680835), (5, 32544668), (10, 16272334), (13, 12517180), (20, 8136167), (26, 6258590), (31, 5249140), (52, 3129295), (62, 2624570), (65, 2503436), (124, 1312285), (130, 1251718), (155, 1049828), (169, 962860), (260, 625859), (310, 524914), (338, 481430), (403, 403780), (620, 262457), (676, 240715), (806, 201890), (845, 192572), (1553, 104780), (1612, 100945), (1690, 96286), (2015, 80756), (3106, 52390), (3380, 48143), (4030, 40378), (5239, 31060), (6212, 26195), (7765, 20956), (8060, 20189), (10478, 15530)]