396812802256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{778993}}^1$

素因数の和:779124

約数の個数: 80

約数和(自身を含む): 865493493760

約数和(自身を除く): 468680691504

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 79, 104, 124, 158, 208, 248, 316, 403, 496, 632, 806, 1027, 1264, 1612, 2054, 2449, 3224, 4108, 4898, 6448, 8216, 9796, 16432, 19592, 31837, 39184, 63674, 127348, 254696, 509392, 778993, 1557986, 3115972, 6231944, 10126909, 12463888, 20253818, 24148783, 40507636, 48297566, 61540447, 81015272, 96595132, 123080894, 162030544, 193190264, 246161788, 313934179, 386380528, 492323576, 627868358, 800025811, 984647152, 1255736716, 1600051622, 1907753857, 2511473432, 3200103244, 3815507714, 5022946864, 6400206488, 7631015428, 12800412976, 15262030856, 24800800141, 30524061712, 49601600282, 99203200564, 198406401128, 396812802256]

約数ペア:

[(1, 396812802256), (2, 198406401128), (4, 99203200564), (8, 49601600282), (13, 30524061712), (16, 24800800141), (26, 15262030856), (31, 12800412976), (52, 7631015428), (62, 6400206488), (79, 5022946864), (104, 3815507714), (124, 3200103244), (158, 2511473432), (208, 1907753857), (248, 1600051622), (316, 1255736716), (403, 984647152), (496, 800025811), (632, 627868358), (806, 492323576), (1027, 386380528), (1264, 313934179), (1612, 246161788), (2054, 193190264), (2449, 162030544), (3224, 123080894), (4108, 96595132), (4898, 81015272), (6448, 61540447), (8216, 48297566), (9796, 40507636), (16432, 24148783), (19592, 20253818), (31837, 12463888), (39184, 10126909), (63674, 6231944), (127348, 3115972), (254696, 1557986), (509392, 778993)]