72640624

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 169846272

約数和(自身を除く): 97205648

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 163, 173, 184, 322, 326, 346, 368, 644, 652, 692, 1141, 1211, 1288, 1304, 1384, 2282, 2422, 2576, 2608, 2768, 3749, 3979, 4564, 4844, 7498, 7958, 9128, 9688, 14996, 15916, 18256, 19376, 26243, 27853, 28199, 29992, 31832, 52486, 55706, 56398, 59984, 63664, 104972, 111412, 112796, 197393, 209944, 222824, 225592, 394786, 419888, 445648, 451184, 648577, 789572, 1297154, 1579144, 2594308, 3158288, 4540039, 5188616, 9080078, 10377232, 18160156, 36320312, 72640624]

約数ペア:

[(1, 72640624), (2, 36320312), (4, 18160156), (7, 10377232), (8, 9080078), (14, 5188616), (16, 4540039), (23, 3158288), (28, 2594308), (46, 1579144), (56, 1297154), (92, 789572), (112, 648577), (161, 451184), (163, 445648), (173, 419888), (184, 394786), (322, 225592), (326, 222824), (346, 209944), (368, 197393), (644, 112796), (652, 111412), (692, 104972), (1141, 63664), (1211, 59984), (1288, 56398), (1304, 55706), (1384, 52486), (2282, 31832), (2422, 29992), (2576, 28199), (2608, 27853), (2768, 26243), (3749, 19376), (3979, 18256), (4564, 15916), (4844, 14996), (7498, 9688), (7958, 9128)]