27789400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 69638400

約数和(自身を除く): 41849000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 71, 76, 95, 100, 103, 142, 152, 190, 200, 206, 284, 355, 380, 412, 475, 515, 568, 710, 760, 824, 950, 1030, 1349, 1420, 1775, 1900, 1957, 2060, 2575, 2698, 2840, 3550, 3800, 3914, 4120, 5150, 5396, 6745, 7100, 7313, 7828, 9785, 10300, 10792, 13490, 14200, 14626, 15656, 19570, 20600, 26980, 29252, 33725, 36565, 39140, 48925, 53960, 58504, 67450, 73130, 78280, 97850, 134900, 138947, 146260, 182825, 195700, 269800, 277894, 292520, 365650, 391400, 555788, 694735, 731300, 1111576, 1389470, 1462600, 2778940, 3473675, 5557880, 6947350, 13894700, 27789400]

約数ペア:

[(1, 27789400), (2, 13894700), (4, 6947350), (5, 5557880), (8, 3473675), (10, 2778940), (19, 1462600), (20, 1389470), (25, 1111576), (38, 731300), (40, 694735), (50, 555788), (71, 391400), (76, 365650), (95, 292520), (100, 277894), (103, 269800), (142, 195700), (152, 182825), (190, 146260), (200, 138947), (206, 134900), (284, 97850), (355, 78280), (380, 73130), (412, 67450), (475, 58504), (515, 53960), (568, 48925), (710, 39140), (760, 36565), (824, 33725), (950, 29252), (1030, 26980), (1349, 20600), (1420, 19570), (1775, 15656), (1900, 14626), (1957, 14200), (2060, 13490), (2575, 10792), (2698, 10300), (2840, 9785), (3550, 7828), (3800, 7313), (3914, 7100), (4120, 6745), (5150, 5396)]