25861964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 51901920

約数和(自身を除く): 26039956

約数列:

[1, 2, 4, 17, 19, 34, 37, 38, 68, 74, 76, 148, 323, 541, 629, 646, 703, 1082, 1258, 1292, 1406, 2164, 2516, 2812, 9197, 10279, 11951, 18394, 20017, 20558, 23902, 36788, 40034, 41116, 47804, 80068, 174743, 340289, 349486, 380323, 680578, 698972, 760646, 1361156, 1521292, 6465491, 12930982, 25861964]

約数ペア:

[(1, 25861964), (2, 12930982), (4, 6465491), (17, 1521292), (19, 1361156), (34, 760646), (37, 698972), (38, 680578), (68, 380323), (74, 349486), (76, 340289), (148, 174743), (323, 80068), (541, 47804), (629, 41116), (646, 40034), (703, 36788), (1082, 23902), (1258, 20558), (1292, 20017), (1406, 18394), (2164, 11951), (2516, 10279), (2812, 9197)]