309915100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16573}}^1$

素因数の和:16615

約数の個数: 72

約数和(自身を含む): 776856528

約数和(自身を除く): 466941428

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 425, 550, 748, 850, 935, 1100, 1700, 1870, 3740, 4675, 9350, 16573, 18700, 33146, 66292, 82865, 165730, 182303, 281741, 331460, 364606, 414325, 563482, 729212, 828650, 911515, 1126964, 1408705, 1657300, 1823030, 2817410, 3099151, 3646060, 4557575, 5634820, 6198302, 7043525, 9115150, 12396604, 14087050, 15495755, 18230300, 28174100, 30991510, 61983020, 77478775, 154957550, 309915100]

約数ペア:

[(1, 309915100), (2, 154957550), (4, 77478775), (5, 61983020), (10, 30991510), (11, 28174100), (17, 18230300), (20, 15495755), (22, 14087050), (25, 12396604), (34, 9115150), (44, 7043525), (50, 6198302), (55, 5634820), (68, 4557575), (85, 3646060), (100, 3099151), (110, 2817410), (170, 1823030), (187, 1657300), (220, 1408705), (275, 1126964), (340, 911515), (374, 828650), (425, 729212), (550, 563482), (748, 414325), (850, 364606), (935, 331460), (1100, 281741), (1700, 182303), (1870, 165730), (3740, 82865), (4675, 66292), (9350, 33146), (16573, 18700)]