69644650

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 135413208

約数和(自身を除く): 65768558

約数列:

[1, 2, 5, 10, 25, 41, 50, 53, 82, 106, 205, 265, 410, 530, 641, 1025, 1282, 1325, 2050, 2173, 2650, 3205, 4346, 6410, 10865, 16025, 21730, 26281, 32050, 33973, 52562, 54325, 67946, 108650, 131405, 169865, 262810, 339730, 657025, 849325, 1314050, 1392893, 1698650, 2785786, 6964465, 13928930, 34822325, 69644650]

約数ペア:

[(1, 69644650), (2, 34822325), (5, 13928930), (10, 6964465), (25, 2785786), (41, 1698650), (50, 1392893), (53, 1314050), (82, 849325), (106, 657025), (205, 339730), (265, 262810), (410, 169865), (530, 131405), (641, 108650), (1025, 67946), (1282, 54325), (1325, 52562), (2050, 33973), (2173, 32050), (2650, 26281), (3205, 21730), (4346, 16025), (6410, 10865)]