202319000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 518918400

約数和(自身を除く): 316599400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 79, 100, 104, 125, 130, 158, 197, 200, 250, 260, 316, 325, 394, 395, 500, 520, 632, 650, 788, 790, 985, 1000, 1027, 1300, 1576, 1580, 1625, 1970, 1975, 2054, 2561, 2600, 3160, 3250, 3940, 3950, 4108, 4925, 5122, 5135, 6500, 7880, 7900, 8216, 9850, 9875, 10244, 10270, 12805, 13000, 15563, 15800, 19700, 19750, 20488, 20540, 24625, 25610, 25675, 31126, 39400, 39500, 41080, 49250, 51220, 51350, 62252, 64025, 77815, 79000, 98500, 102440, 102700, 124504, 128050, 128375, 155630, 197000, 202319, 205400, 256100, 256750, 311260, 320125, 389075, 404638, 512200, 513500, 622520, 640250, 778150, 809276, 1011595, 1027000, 1280500, 1556300, 1618552, 1945375, 2023190, 2561000, 3112600, 3890750, 4046380, 5057975, 7781500, 8092760, 10115950, 15563000, 20231900, 25289875, 40463800, 50579750, 101159500, 202319000]

約数ペア:

[(1, 202319000), (2, 101159500), (4, 50579750), (5, 40463800), (8, 25289875), (10, 20231900), (13, 15563000), (20, 10115950), (25, 8092760), (26, 7781500), (40, 5057975), (50, 4046380), (52, 3890750), (65, 3112600), (79, 2561000), (100, 2023190), (104, 1945375), (125, 1618552), (130, 1556300), (158, 1280500), (197, 1027000), (200, 1011595), (250, 809276), (260, 778150), (316, 640250), (325, 622520), (394, 513500), (395, 512200), (500, 404638), (520, 389075), (632, 320125), (650, 311260), (788, 256750), (790, 256100), (985, 205400), (1000, 202319), (1027, 197000), (1300, 155630), (1576, 128375), (1580, 128050), (1625, 124504), (1970, 102700), (1975, 102440), (2054, 98500), (2561, 79000), (2600, 77815), (3160, 64025), (3250, 62252), (3940, 51350), (3950, 51220), (4108, 49250), (4925, 41080), (5122, 39500), (5135, 39400), (6500, 31126), (7880, 25675), (7900, 25610), (8216, 24625), (9850, 20540), (9875, 20488), (10244, 19750), (10270, 19700), (12805, 15800), (13000, 15563)]