79723520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:725

約数の個数: 88

約数和(自身を含む): 199852704

約数和(自身を除く): 120129184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 677, 736, 920, 1024, 1280, 1354, 1472, 1840, 2560, 2708, 2944, 3385, 3680, 5120, 5416, 5888, 6770, 7360, 10832, 11776, 13540, 14720, 15571, 21664, 23552, 27080, 29440, 31142, 43328, 54160, 58880, 62284, 77855, 86656, 108320, 117760, 124568, 155710, 173312, 216640, 249136, 311420, 346624, 433280, 498272, 622840, 693248, 866560, 996544, 1245680, 1733120, 1993088, 2491360, 3466240, 3986176, 4982720, 7972352, 9965440, 15944704, 19930880, 39861760, 79723520]

約数ペア:

[(1, 79723520), (2, 39861760), (4, 19930880), (5, 15944704), (8, 9965440), (10, 7972352), (16, 4982720), (20, 3986176), (23, 3466240), (32, 2491360), (40, 1993088), (46, 1733120), (64, 1245680), (80, 996544), (92, 866560), (115, 693248), (128, 622840), (160, 498272), (184, 433280), (230, 346624), (256, 311420), (320, 249136), (368, 216640), (460, 173312), (512, 155710), (640, 124568), (677, 117760), (736, 108320), (920, 86656), (1024, 77855), (1280, 62284), (1354, 58880), (1472, 54160), (1840, 43328), (2560, 31142), (2708, 29440), (2944, 27080), (3385, 23552), (3680, 21664), (5120, 15571), (5416, 14720), (5888, 13540), (6770, 11776), (7360, 10832)]