99981800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:435

約数の個数: 96

約数和(自身を含む): 248421600

約数和(自身を除く): 148439800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 83, 95, 100, 152, 166, 190, 200, 317, 332, 380, 415, 475, 634, 664, 760, 830, 950, 1268, 1577, 1585, 1660, 1900, 2075, 2536, 3154, 3170, 3320, 3800, 4150, 6023, 6308, 6340, 7885, 7925, 8300, 12046, 12616, 12680, 15770, 15850, 16600, 24092, 26311, 30115, 31540, 31700, 39425, 48184, 52622, 60230, 63080, 63400, 78850, 105244, 120460, 131555, 150575, 157700, 210488, 240920, 263110, 301150, 315400, 499909, 526220, 602300, 657775, 999818, 1052440, 1204600, 1315550, 1999636, 2499545, 2631100, 3999272, 4999090, 5262200, 9998180, 12497725, 19996360, 24995450, 49990900, 99981800]

約数ペア:

[(1, 99981800), (2, 49990900), (4, 24995450), (5, 19996360), (8, 12497725), (10, 9998180), (19, 5262200), (20, 4999090), (25, 3999272), (38, 2631100), (40, 2499545), (50, 1999636), (76, 1315550), (83, 1204600), (95, 1052440), (100, 999818), (152, 657775), (166, 602300), (190, 526220), (200, 499909), (317, 315400), (332, 301150), (380, 263110), (415, 240920), (475, 210488), (634, 157700), (664, 150575), (760, 131555), (830, 120460), (950, 105244), (1268, 78850), (1577, 63400), (1585, 63080), (1660, 60230), (1900, 52622), (2075, 48184), (2536, 39425), (3154, 31700), (3170, 31540), (3320, 30115), (3800, 26311), (4150, 24092), (6023, 16600), (6308, 15850), (6340, 15770), (7885, 12680), (7925, 12616), (8300, 12046)]