663942574256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1\times {\mathrm{84811}}^1$

素因数の和:85510

約数の個数: 80

約数和(自身を含む): 1410350960928

約数和(自身を除く): 746408386672

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 617, 793, 976, 1234, 1586, 2468, 3172, 4936, 6344, 8021, 9872, 12688, 16042, 32084, 37637, 64168, 75274, 84811, 128336, 150548, 169622, 301096, 339244, 489281, 602192, 678488, 978562, 1102543, 1356976, 1957124, 2205086, 3914248, 4410172, 5173471, 7828496, 8820344, 10346942, 17640688, 20693884, 41387768, 52328387, 67255123, 82775536, 104656774, 134510246, 209313548, 269020492, 418627096, 538040984, 680269031, 837254192, 1076081968, 1360538062, 2721076124, 3192031607, 5442152248, 6384063214, 10884304496, 12768126428, 25536252856, 41496410891, 51072505712, 82992821782, 165985643564, 331971287128, 663942574256]

約数ペア:

[(1, 663942574256), (2, 331971287128), (4, 165985643564), (8, 82992821782), (13, 51072505712), (16, 41496410891), (26, 25536252856), (52, 12768126428), (61, 10884304496), (104, 6384063214), (122, 5442152248), (208, 3192031607), (244, 2721076124), (488, 1360538062), (617, 1076081968), (793, 837254192), (976, 680269031), (1234, 538040984), (1586, 418627096), (2468, 269020492), (3172, 209313548), (4936, 134510246), (6344, 104656774), (8021, 82775536), (9872, 67255123), (12688, 52328387), (16042, 41387768), (32084, 20693884), (37637, 17640688), (64168, 10346942), (75274, 8820344), (84811, 7828496), (128336, 5173471), (150548, 4410172), (169622, 3914248), (301096, 2205086), (339244, 1957124), (489281, 1356976), (602192, 1102543), (678488, 978562)]