289553900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1879}}^1$

素因数の和:1983

約数の個数: 72

約数和(自身を含む): 665790720

約数和(自身を除く): 376236820

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 67, 92, 100, 115, 134, 230, 268, 335, 460, 575, 670, 1150, 1340, 1541, 1675, 1879, 2300, 3082, 3350, 3758, 6164, 6700, 7516, 7705, 9395, 15410, 18790, 30820, 37580, 38525, 43217, 46975, 77050, 86434, 93950, 125893, 154100, 172868, 187900, 216085, 251786, 432170, 503572, 629465, 864340, 1080425, 1258930, 2160850, 2517860, 2895539, 3147325, 4321700, 5791078, 6294650, 11582156, 12589300, 14477695, 28955390, 57910780, 72388475, 144776950, 289553900]

約数ペア:

[(1, 289553900), (2, 144776950), (4, 72388475), (5, 57910780), (10, 28955390), (20, 14477695), (23, 12589300), (25, 11582156), (46, 6294650), (50, 5791078), (67, 4321700), (92, 3147325), (100, 2895539), (115, 2517860), (134, 2160850), (230, 1258930), (268, 1080425), (335, 864340), (460, 629465), (575, 503572), (670, 432170), (1150, 251786), (1340, 216085), (1541, 187900), (1675, 172868), (1879, 154100), (2300, 125893), (3082, 93950), (3350, 86434), (3758, 77050), (6164, 46975), (6700, 43217), (7516, 38525), (7705, 37580), (9395, 30820), (15410, 18790)]