203898500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:191

約数の個数: 144

約数和(自身を含む): 511580160

約数和(自身を除く): 307681660

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 125, 127, 130, 169, 190, 247, 250, 254, 260, 325, 338, 380, 475, 494, 500, 508, 635, 650, 676, 845, 950, 988, 1235, 1270, 1300, 1625, 1651, 1690, 1900, 2375, 2413, 2470, 2540, 3175, 3211, 3250, 3302, 3380, 4225, 4750, 4826, 4940, 6175, 6350, 6422, 6500, 6604, 8255, 8450, 9500, 9652, 12065, 12350, 12700, 12844, 15875, 16055, 16510, 16900, 21125, 21463, 24130, 24700, 30875, 31369, 31750, 32110, 33020, 41275, 42250, 42926, 48260, 60325, 61750, 62738, 63500, 64220, 80275, 82550, 84500, 85852, 107315, 120650, 123500, 125476, 156845, 160550, 165100, 206375, 214630, 241300, 301625, 313690, 321100, 401375, 407797, 412750, 429260, 536575, 603250, 627380, 784225, 802750, 815594, 825500, 1073150, 1206500, 1568450, 1605500, 1631188, 2038985, 2146300, 2682875, 3136900, 3921125, 4077970, 5365750, 7842250, 8155940, 10194925, 10731500, 15684500, 20389850, 40779700, 50974625, 101949250, 203898500]

約数ペア:

[(1, 203898500), (2, 101949250), (4, 50974625), (5, 40779700), (10, 20389850), (13, 15684500), (19, 10731500), (20, 10194925), (25, 8155940), (26, 7842250), (38, 5365750), (50, 4077970), (52, 3921125), (65, 3136900), (76, 2682875), (95, 2146300), (100, 2038985), (125, 1631188), (127, 1605500), (130, 1568450), (169, 1206500), (190, 1073150), (247, 825500), (250, 815594), (254, 802750), (260, 784225), (325, 627380), (338, 603250), (380, 536575), (475, 429260), (494, 412750), (500, 407797), (508, 401375), (635, 321100), (650, 313690), (676, 301625), (845, 241300), (950, 214630), (988, 206375), (1235, 165100), (1270, 160550), (1300, 156845), (1625, 125476), (1651, 123500), (1690, 120650), (1900, 107315), (2375, 85852), (2413, 84500), (2470, 82550), (2540, 80275), (3175, 64220), (3211, 63500), (3250, 62738), (3302, 61750), (3380, 60325), (4225, 48260), (4750, 42926), (4826, 42250), (4940, 41275), (6175, 33020), (6350, 32110), (6422, 31750), (6500, 31369), (6604, 30875), (8255, 24700), (8450, 24130), (9500, 21463), (9652, 21125), (12065, 16900), (12350, 16510), (12700, 16055), (12844, 15875)]