81815968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:566

約数の個数: 96

約数和(自身を含む): 192036096

約数和(自身を除く): 110220128

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 32, 34, 46, 52, 68, 92, 104, 136, 184, 208, 221, 272, 299, 368, 391, 416, 442, 503, 544, 598, 736, 782, 884, 1006, 1196, 1564, 1768, 2012, 2392, 3128, 3536, 4024, 4784, 5083, 6256, 6539, 7072, 8048, 8551, 9568, 10166, 11569, 12512, 13078, 16096, 17102, 20332, 23138, 26156, 34204, 40664, 46276, 52312, 68408, 81328, 92552, 104624, 111163, 136816, 150397, 162656, 185104, 196673, 209248, 222326, 273632, 300794, 370208, 393346, 444652, 601588, 786692, 889304, 1203176, 1573384, 1778608, 2406352, 2556749, 3146768, 3557216, 4812704, 5113498, 6293536, 10226996, 20453992, 40907984, 81815968]

約数ペア:

[(1, 81815968), (2, 40907984), (4, 20453992), (8, 10226996), (13, 6293536), (16, 5113498), (17, 4812704), (23, 3557216), (26, 3146768), (32, 2556749), (34, 2406352), (46, 1778608), (52, 1573384), (68, 1203176), (92, 889304), (104, 786692), (136, 601588), (184, 444652), (208, 393346), (221, 370208), (272, 300794), (299, 273632), (368, 222326), (391, 209248), (416, 196673), (442, 185104), (503, 162656), (544, 150397), (598, 136816), (736, 111163), (782, 104624), (884, 92552), (1006, 81328), (1196, 68408), (1564, 52312), (1768, 46276), (2012, 40664), (2392, 34204), (3128, 26156), (3536, 23138), (4024, 20332), (4784, 17102), (5083, 16096), (6256, 13078), (6539, 12512), (7072, 11569), (8048, 10166), (8551, 9568)]