1388893330016

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{262369}}^1$

素因数の和:262696

約数の個数: 96

約数和(自身を含む): 2984796682560

約数和(自身を除く): 1595903352544

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 68, 74, 136, 148, 263, 272, 296, 526, 544, 592, 629, 1052, 1184, 1258, 2104, 2516, 4208, 4471, 5032, 8416, 8942, 9731, 10064, 17884, 19462, 20128, 35768, 38924, 71536, 77848, 143072, 155696, 165427, 262369, 311392, 330854, 524738, 661708, 1049476, 1323416, 2098952, 2646832, 4197904, 4460273, 5293664, 8395808, 8920546, 9707653, 17841092, 19415306, 35682184, 38830612, 69003047, 71364368, 77661224, 138006094, 142728736, 155322448, 165030101, 276012188, 310644896, 330060202, 552024376, 660120404, 1104048752, 1173051799, 1320240808, 2208097504, 2346103598, 2553112739, 2640481616, 4692207196, 5106225478, 5280963232, 9384414392, 10212450956, 18768828784, 20424901912, 37537657568, 40849803824, 43402916563, 81699607648, 86805833126, 173611666252, 347223332504, 694446665008, 1388893330016]

約数ペア:

[(1, 1388893330016), (2, 694446665008), (4, 347223332504), (8, 173611666252), (16, 86805833126), (17, 81699607648), (32, 43402916563), (34, 40849803824), (37, 37537657568), (68, 20424901912), (74, 18768828784), (136, 10212450956), (148, 9384414392), (263, 5280963232), (272, 5106225478), (296, 4692207196), (526, 2640481616), (544, 2553112739), (592, 2346103598), (629, 2208097504), (1052, 1320240808), (1184, 1173051799), (1258, 1104048752), (2104, 660120404), (2516, 552024376), (4208, 330060202), (4471, 310644896), (5032, 276012188), (8416, 165030101), (8942, 155322448), (9731, 142728736), (10064, 138006094), (17884, 77661224), (19462, 71364368), (20128, 69003047), (35768, 38830612), (38924, 35682184), (71536, 19415306), (77848, 17841092), (143072, 9707653), (155696, 8920546), (165427, 8395808), (262369, 5293664), (311392, 4460273), (330854, 4197904), (524738, 2646832), (661708, 2098952), (1049476, 1323416)]