81603936

素因数分解:

$2^5\times 3^4\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1698

約数の個数: 120

約数和(自身を含む): 252778680

約数和(自身を除く): 171174744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 81, 96, 108, 114, 144, 152, 162, 171, 216, 228, 288, 304, 324, 342, 432, 456, 513, 608, 648, 684, 864, 912, 1026, 1296, 1368, 1539, 1657, 1824, 2052, 2592, 2736, 3078, 3314, 4104, 4971, 5472, 6156, 6628, 8208, 9942, 12312, 13256, 14913, 16416, 19884, 24624, 26512, 29826, 31483, 39768, 44739, 49248, 53024, 59652, 62966, 79536, 89478, 94449, 119304, 125932, 134217, 159072, 178956, 188898, 238608, 251864, 268434, 283347, 357912, 377796, 477216, 503728, 536868, 566694, 715824, 755592, 850041, 1007456, 1073736, 1133388, 1431648, 1511184, 1700082, 2147472, 2266776, 2550123, 3022368, 3400164, 4294944, 4533552, 5100246, 6800328, 9067104, 10200492, 13600656, 20400984, 27201312, 40801968, 81603936]

約数ペア:

[(1, 81603936), (2, 40801968), (3, 27201312), (4, 20400984), (6, 13600656), (8, 10200492), (9, 9067104), (12, 6800328), (16, 5100246), (18, 4533552), (19, 4294944), (24, 3400164), (27, 3022368), (32, 2550123), (36, 2266776), (38, 2147472), (48, 1700082), (54, 1511184), (57, 1431648), (72, 1133388), (76, 1073736), (81, 1007456), (96, 850041), (108, 755592), (114, 715824), (144, 566694), (152, 536868), (162, 503728), (171, 477216), (216, 377796), (228, 357912), (288, 283347), (304, 268434), (324, 251864), (342, 238608), (432, 188898), (456, 178956), (513, 159072), (608, 134217), (648, 125932), (684, 119304), (864, 94449), (912, 89478), (1026, 79536), (1296, 62966), (1368, 59652), (1539, 53024), (1657, 49248), (1824, 44739), (2052, 39768), (2592, 31483), (2736, 29826), (3078, 26512), (3314, 24624), (4104, 19884), (4971, 16416), (5472, 14913), (6156, 13256), (6628, 12312), (8208, 9942)]