78834100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{587}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 183738240

約数和(自身を除く): 104904140

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 79, 85, 100, 158, 170, 316, 340, 395, 425, 587, 790, 850, 1174, 1343, 1580, 1700, 1975, 2348, 2686, 2935, 3950, 5372, 5870, 6715, 7900, 9979, 11740, 13430, 14675, 19958, 26860, 29350, 33575, 39916, 46373, 49895, 58700, 67150, 92746, 99790, 134300, 185492, 199580, 231865, 249475, 463730, 498950, 788341, 927460, 997900, 1159325, 1576682, 2318650, 3153364, 3941705, 4637300, 7883410, 15766820, 19708525, 39417050, 78834100]

約数ペア:

[(1, 78834100), (2, 39417050), (4, 19708525), (5, 15766820), (10, 7883410), (17, 4637300), (20, 3941705), (25, 3153364), (34, 2318650), (50, 1576682), (68, 1159325), (79, 997900), (85, 927460), (100, 788341), (158, 498950), (170, 463730), (316, 249475), (340, 231865), (395, 199580), (425, 185492), (587, 134300), (790, 99790), (850, 92746), (1174, 67150), (1343, 58700), (1580, 49895), (1700, 46373), (1975, 39916), (2348, 33575), (2686, 29350), (2935, 26860), (3950, 19958), (5372, 14675), (5870, 13430), (6715, 11740), (7900, 9979)]