9731800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 25779600

約数和(自身を除く): 16047800

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 130, 152, 190, 197, 200, 247, 260, 325, 380, 394, 475, 494, 520, 650, 760, 788, 950, 985, 988, 1235, 1300, 1576, 1900, 1970, 1976, 2470, 2561, 2600, 3743, 3800, 3940, 4925, 4940, 5122, 6175, 7486, 7880, 9850, 9880, 10244, 12350, 12805, 14972, 18715, 19700, 20488, 24700, 25610, 29944, 37430, 39400, 48659, 49400, 51220, 64025, 74860, 93575, 97318, 102440, 128050, 149720, 187150, 194636, 243295, 256100, 374300, 389272, 486590, 512200, 748600, 973180, 1216475, 1946360, 2432950, 4865900, 9731800]

約数ペア:

[(1, 9731800), (2, 4865900), (4, 2432950), (5, 1946360), (8, 1216475), (10, 973180), (13, 748600), (19, 512200), (20, 486590), (25, 389272), (26, 374300), (38, 256100), (40, 243295), (50, 194636), (52, 187150), (65, 149720), (76, 128050), (95, 102440), (100, 97318), (104, 93575), (130, 74860), (152, 64025), (190, 51220), (197, 49400), (200, 48659), (247, 39400), (260, 37430), (325, 29944), (380, 25610), (394, 24700), (475, 20488), (494, 19700), (520, 18715), (650, 14972), (760, 12805), (788, 12350), (950, 10244), (985, 9880), (988, 9850), (1235, 7880), (1300, 7486), (1576, 6175), (1900, 5122), (1970, 4940), (1976, 4925), (2470, 3940), (2561, 3800), (2600, 3743)]