90882560

素因数分解:

$2^9\times 5^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:425

約数の個数: 80

約数和(自身を含む): 220378752

約数和(自身を除く): 129496192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 271, 320, 512, 524, 542, 640, 655, 1048, 1084, 1280, 1310, 1355, 2096, 2168, 2560, 2620, 2710, 4192, 4336, 5240, 5420, 8384, 8672, 10480, 10840, 16768, 17344, 20960, 21680, 33536, 34688, 35501, 41920, 43360, 67072, 69376, 71002, 83840, 86720, 138752, 142004, 167680, 173440, 177505, 284008, 335360, 346880, 355010, 568016, 693760, 710020, 1136032, 1420040, 2272064, 2840080, 4544128, 5680160, 9088256, 11360320, 18176512, 22720640, 45441280, 90882560]

約数ペア:

[(1, 90882560), (2, 45441280), (4, 22720640), (5, 18176512), (8, 11360320), (10, 9088256), (16, 5680160), (20, 4544128), (32, 2840080), (40, 2272064), (64, 1420040), (80, 1136032), (128, 710020), (131, 693760), (160, 568016), (256, 355010), (262, 346880), (271, 335360), (320, 284008), (512, 177505), (524, 173440), (542, 167680), (640, 142004), (655, 138752), (1048, 86720), (1084, 83840), (1280, 71002), (1310, 69376), (1355, 67072), (2096, 43360), (2168, 41920), (2560, 35501), (2620, 34688), (2710, 33536), (4192, 21680), (4336, 20960), (5240, 17344), (5420, 16768), (8384, 10840), (8672, 10480)]