164512140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{210913}}^1$

素因数の和:210938

約数の個数: 48

約数和(自身を含む): 496069728

約数和(自身を除く): 331557588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 210913, 421826, 632739, 843652, 1054565, 1265478, 2109130, 2530956, 2741869, 3163695, 4218260, 5483738, 6327390, 8225607, 10967476, 12654780, 13709345, 16451214, 27418690, 32902428, 41128035, 54837380, 82256070, 164512140]

約数ペア:

[(1, 164512140), (2, 82256070), (3, 54837380), (4, 41128035), (5, 32902428), (6, 27418690), (10, 16451214), (12, 13709345), (13, 12654780), (15, 10967476), (20, 8225607), (26, 6327390), (30, 5483738), (39, 4218260), (52, 3163695), (60, 2741869), (65, 2530956), (78, 2109130), (130, 1265478), (156, 1054565), (195, 843652), (260, 632739), (390, 421826), (780, 210913)]