31400272

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:164

約数の個数: 80

約数和(自身を含む): 67852800

約数和(自身を除く): 36452528

約数列:

[1, 2, 4, 8, 16, 29, 31, 37, 58, 59, 62, 74, 116, 118, 124, 148, 232, 236, 248, 296, 464, 472, 496, 592, 899, 944, 1073, 1147, 1711, 1798, 1829, 2146, 2183, 2294, 3422, 3596, 3658, 4292, 4366, 4588, 6844, 7192, 7316, 8584, 8732, 9176, 13688, 14384, 14632, 17168, 17464, 18352, 27376, 29264, 33263, 34928, 53041, 63307, 66526, 67673, 106082, 126614, 133052, 135346, 212164, 253228, 266104, 270692, 424328, 506456, 532208, 541384, 848656, 1012912, 1082768, 1962517, 3925034, 7850068, 15700136, 31400272]

約数ペア:

[(1, 31400272), (2, 15700136), (4, 7850068), (8, 3925034), (16, 1962517), (29, 1082768), (31, 1012912), (37, 848656), (58, 541384), (59, 532208), (62, 506456), (74, 424328), (116, 270692), (118, 266104), (124, 253228), (148, 212164), (232, 135346), (236, 133052), (248, 126614), (296, 106082), (464, 67673), (472, 66526), (496, 63307), (592, 53041), (899, 34928), (944, 33263), (1073, 29264), (1147, 27376), (1711, 18352), (1798, 17464), (1829, 17168), (2146, 14632), (2183, 14384), (2294, 13688), (3422, 9176), (3596, 8732), (3658, 8584), (4292, 7316), (4366, 7192), (4588, 6844)]