166473820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{1427}}^1$

素因数の和:1762

約数の個数: 48

約数和(自身を含む): 369452160

約数和(自身を除く): 202978340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 307, 380, 614, 1228, 1427, 1535, 2854, 3070, 5708, 5833, 6140, 7135, 11666, 14270, 23332, 27113, 28540, 29165, 54226, 58330, 108452, 116660, 135565, 271130, 438089, 542260, 876178, 1752356, 2190445, 4380890, 8323691, 8761780, 16647382, 33294764, 41618455, 83236910, 166473820]

約数ペア:

[(1, 166473820), (2, 83236910), (4, 41618455), (5, 33294764), (10, 16647382), (19, 8761780), (20, 8323691), (38, 4380890), (76, 2190445), (95, 1752356), (190, 876178), (307, 542260), (380, 438089), (614, 271130), (1228, 135565), (1427, 116660), (1535, 108452), (2854, 58330), (3070, 54226), (5708, 29165), (5833, 28540), (6140, 27113), (7135, 23332), (11666, 14270)]