56490728

素因数分解:

$2^3\times 7^4\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 131590980

約数和(自身を除く): 75100252

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 173, 196, 238, 343, 346, 392, 476, 686, 692, 833, 952, 1211, 1372, 1384, 1666, 2401, 2422, 2744, 2941, 3332, 4802, 4844, 5831, 5882, 6664, 8477, 9604, 9688, 11662, 11764, 16954, 19208, 20587, 23324, 23528, 33908, 40817, 41174, 46648, 59339, 67816, 81634, 82348, 118678, 144109, 163268, 164696, 237356, 288218, 326536, 415373, 474712, 576436, 830746, 1008763, 1152872, 1661492, 2017526, 3322984, 4035052, 7061341, 8070104, 14122682, 28245364, 56490728]

約数ペア:

[(1, 56490728), (2, 28245364), (4, 14122682), (7, 8070104), (8, 7061341), (14, 4035052), (17, 3322984), (28, 2017526), (34, 1661492), (49, 1152872), (56, 1008763), (68, 830746), (98, 576436), (119, 474712), (136, 415373), (173, 326536), (196, 288218), (238, 237356), (343, 164696), (346, 163268), (392, 144109), (476, 118678), (686, 82348), (692, 81634), (833, 67816), (952, 59339), (1211, 46648), (1372, 41174), (1384, 40817), (1666, 33908), (2401, 23528), (2422, 23324), (2744, 20587), (2941, 19208), (3332, 16954), (4802, 11764), (4844, 11662), (5831, 9688), (5882, 9604), (6664, 8477)]