42725804944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{320149}}^1$

素因数の和:320615

約数の個数: 40

約数和(自身を含む): 87336920000

約数和(自身を除く): 44611115056

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 439, 878, 1756, 3512, 7024, 8341, 16682, 33364, 66728, 133456, 320149, 640298, 1280596, 2561192, 5122384, 6082831, 12165662, 24331324, 48662648, 97325296, 140545411, 281090822, 562181644, 1124363288, 2248726576, 2670362809, 5340725618, 10681451236, 21362902472, 42725804944]

約数ペア:

[(1, 42725804944), (2, 21362902472), (4, 10681451236), (8, 5340725618), (16, 2670362809), (19, 2248726576), (38, 1124363288), (76, 562181644), (152, 281090822), (304, 140545411), (439, 97325296), (878, 48662648), (1756, 24331324), (3512, 12165662), (7024, 6082831), (8341, 5122384), (16682, 2561192), (33364, 1280596), (66728, 640298), (133456, 320149)]