64648888

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 132192000

約数和(自身を除く): 67543112

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 89, 101, 116, 124, 178, 202, 232, 248, 356, 404, 712, 808, 899, 1798, 2581, 2759, 2929, 3131, 3596, 5162, 5518, 5858, 6262, 7192, 8989, 10324, 11036, 11716, 12524, 17978, 20648, 22072, 23432, 25048, 35956, 71912, 80011, 90799, 160022, 181598, 260681, 278659, 320044, 363196, 521362, 557318, 640088, 726392, 1042724, 1114636, 2085448, 2229272, 8081111, 16162222, 32324444, 64648888]

約数ペア:

[(1, 64648888), (2, 32324444), (4, 16162222), (8, 8081111), (29, 2229272), (31, 2085448), (58, 1114636), (62, 1042724), (89, 726392), (101, 640088), (116, 557318), (124, 521362), (178, 363196), (202, 320044), (232, 278659), (248, 260681), (356, 181598), (404, 160022), (712, 90799), (808, 80011), (899, 71912), (1798, 35956), (2581, 25048), (2759, 23432), (2929, 22072), (3131, 20648), (3596, 17978), (5162, 12524), (5518, 11716), (5858, 11036), (6262, 10324), (7192, 8989)]