298228450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 640365264

約数和(自身を除く): 342136814

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 137, 170, 197, 221, 274, 325, 394, 425, 442, 650, 685, 850, 985, 1105, 1370, 1781, 1970, 2210, 2329, 2561, 3349, 3425, 3562, 4658, 4925, 5122, 5525, 6698, 6850, 8905, 9850, 11050, 11645, 12805, 16745, 17810, 23290, 25610, 26989, 30277, 33490, 43537, 44525, 53978, 58225, 60554, 64025, 83725, 87074, 89050, 116450, 128050, 134945, 151385, 167450, 217685, 269890, 302770, 350857, 435370, 458813, 674725, 701714, 756925, 917626, 1088425, 1349450, 1513850, 1754285, 2176850, 2294065, 3508570, 4588130, 5964569, 8771425, 11470325, 11929138, 17542850, 22940650, 29822845, 59645690, 149114225, 298228450]

約数ペア:

[(1, 298228450), (2, 149114225), (5, 59645690), (10, 29822845), (13, 22940650), (17, 17542850), (25, 11929138), (26, 11470325), (34, 8771425), (50, 5964569), (65, 4588130), (85, 3508570), (130, 2294065), (137, 2176850), (170, 1754285), (197, 1513850), (221, 1349450), (274, 1088425), (325, 917626), (394, 756925), (425, 701714), (442, 674725), (650, 458813), (685, 435370), (850, 350857), (985, 302770), (1105, 269890), (1370, 217685), (1781, 167450), (1970, 151385), (2210, 134945), (2329, 128050), (2561, 116450), (3349, 89050), (3425, 87074), (3562, 83725), (4658, 64025), (4925, 60554), (5122, 58225), (5525, 53978), (6698, 44525), (6850, 43537), (8905, 33490), (9850, 30277), (11050, 26989), (11645, 25610), (12805, 23290), (16745, 17810)]