19072575

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 36753600

約数和(自身を除く): 17681025

約数列:

[1, 3, 5, 9, 15, 25, 29, 37, 45, 75, 79, 87, 111, 145, 185, 225, 237, 261, 333, 395, 435, 555, 711, 725, 925, 1073, 1185, 1305, 1665, 1975, 2175, 2291, 2775, 2923, 3219, 3555, 5365, 5925, 6525, 6873, 8325, 8769, 9657, 11455, 14615, 16095, 17775, 20619, 26307, 26825, 34365, 43845, 48285, 57275, 73075, 80475, 84767, 103095, 131535, 171825, 219225, 241425, 254301, 423835, 515475, 657675, 762903, 1271505, 2119175, 3814515, 6357525, 19072575]

約数ペア:

[(1, 19072575), (3, 6357525), (5, 3814515), (9, 2119175), (15, 1271505), (25, 762903), (29, 657675), (37, 515475), (45, 423835), (75, 254301), (79, 241425), (87, 219225), (111, 171825), (145, 131535), (185, 103095), (225, 84767), (237, 80475), (261, 73075), (333, 57275), (395, 48285), (435, 43845), (555, 34365), (711, 26825), (725, 26307), (925, 20619), (1073, 17775), (1185, 16095), (1305, 14615), (1665, 11455), (1975, 9657), (2175, 8769), (2291, 8325), (2775, 6873), (2923, 6525), (3219, 5925), (3555, 5365)]