489152500

素因数分解:

$2^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 120

約数和(自身を含む): 1146233088

約数和(自身を除く): 657080588

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 47, 50, 92, 94, 100, 115, 125, 181, 188, 230, 235, 250, 362, 460, 470, 500, 575, 625, 724, 905, 940, 1081, 1150, 1175, 1250, 1810, 2162, 2300, 2350, 2500, 2875, 3620, 4163, 4324, 4525, 4700, 5405, 5750, 5875, 8326, 8507, 9050, 10810, 11500, 11750, 14375, 16652, 17014, 18100, 20815, 21620, 22625, 23500, 27025, 28750, 29375, 34028, 41630, 42535, 45250, 54050, 57500, 58750, 83260, 85070, 90500, 104075, 108100, 113125, 117500, 135125, 170140, 195661, 208150, 212675, 226250, 270250, 391322, 416300, 425350, 452500, 520375, 540500, 675625, 782644, 850700, 978305, 1040750, 1063375, 1351250, 1956610, 2081500, 2126750, 2601875, 2702500, 3913220, 4253500, 4891525, 5203750, 5316875, 9783050, 10407500, 10633750, 19566100, 21267500, 24457625, 48915250, 97830500, 122288125, 244576250, 489152500]

約数ペア:

[(1, 489152500), (2, 244576250), (4, 122288125), (5, 97830500), (10, 48915250), (20, 24457625), (23, 21267500), (25, 19566100), (46, 10633750), (47, 10407500), (50, 9783050), (92, 5316875), (94, 5203750), (100, 4891525), (115, 4253500), (125, 3913220), (181, 2702500), (188, 2601875), (230, 2126750), (235, 2081500), (250, 1956610), (362, 1351250), (460, 1063375), (470, 1040750), (500, 978305), (575, 850700), (625, 782644), (724, 675625), (905, 540500), (940, 520375), (1081, 452500), (1150, 425350), (1175, 416300), (1250, 391322), (1810, 270250), (2162, 226250), (2300, 212675), (2350, 208150), (2500, 195661), (2875, 170140), (3620, 135125), (4163, 117500), (4324, 113125), (4525, 108100), (4700, 104075), (5405, 90500), (5750, 85070), (5875, 83260), (8326, 58750), (8507, 57500), (9050, 54050), (10810, 45250), (11500, 42535), (11750, 41630), (14375, 34028), (16652, 29375), (17014, 28750), (18100, 27025), (20815, 23500), (21620, 22625)]