138219568

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 290918880

約数和(自身を除く): 152699312

約数列:

[1, 2, 4, 8, 16, 29, 37, 58, 74, 83, 97, 116, 148, 166, 194, 232, 296, 332, 388, 464, 592, 664, 776, 1073, 1328, 1552, 2146, 2407, 2813, 3071, 3589, 4292, 4814, 5626, 6142, 7178, 8051, 8584, 9628, 11252, 12284, 14356, 16102, 17168, 19256, 22504, 24568, 28712, 32204, 38512, 45008, 49136, 57424, 64408, 89059, 104081, 128816, 178118, 208162, 233479, 297887, 356236, 416324, 466958, 595774, 712472, 832648, 933916, 1191548, 1424944, 1665296, 1867832, 2383096, 3735664, 4766192, 8638723, 17277446, 34554892, 69109784, 138219568]

約数ペア:

[(1, 138219568), (2, 69109784), (4, 34554892), (8, 17277446), (16, 8638723), (29, 4766192), (37, 3735664), (58, 2383096), (74, 1867832), (83, 1665296), (97, 1424944), (116, 1191548), (148, 933916), (166, 832648), (194, 712472), (232, 595774), (296, 466958), (332, 416324), (388, 356236), (464, 297887), (592, 233479), (664, 208162), (776, 178118), (1073, 128816), (1328, 104081), (1552, 89059), (2146, 64408), (2407, 57424), (2813, 49136), (3071, 45008), (3589, 38512), (4292, 32204), (4814, 28712), (5626, 24568), (6142, 22504), (7178, 19256), (8051, 17168), (8584, 16102), (9628, 14356), (11252, 12284)]