75420280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3373}}^1$

素因数の和:3440

約数の個数: 64

約数和(自身を含む): 187054560

約数和(自身を除く): 111634280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 3373, 4472, 5590, 6746, 11180, 13492, 16865, 22360, 26984, 33730, 43849, 67460, 87698, 134920, 145039, 175396, 219245, 290078, 350792, 438490, 580156, 725195, 876980, 1160312, 1450390, 1753960, 1885507, 2900780, 3771014, 5801560, 7542028, 9427535, 15084056, 18855070, 37710140, 75420280]

約数ペア:

[(1, 75420280), (2, 37710140), (4, 18855070), (5, 15084056), (8, 9427535), (10, 7542028), (13, 5801560), (20, 3771014), (26, 2900780), (40, 1885507), (43, 1753960), (52, 1450390), (65, 1160312), (86, 876980), (104, 725195), (130, 580156), (172, 438490), (215, 350792), (260, 290078), (344, 219245), (430, 175396), (520, 145039), (559, 134920), (860, 87698), (1118, 67460), (1720, 43849), (2236, 33730), (2795, 26984), (3373, 22360), (4472, 16865), (5590, 13492), (6746, 11180)]