80565280

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:522

約数の個数: 96

約数和(自身を含む): 202245120

約数和(自身を除く): 121679840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 74, 80, 124, 148, 155, 160, 185, 248, 296, 310, 370, 439, 496, 592, 620, 740, 878, 992, 1147, 1184, 1240, 1480, 1756, 2195, 2294, 2480, 2960, 3512, 4390, 4588, 4960, 5735, 5920, 7024, 8780, 9176, 11470, 13609, 14048, 16243, 17560, 18352, 22940, 27218, 32486, 35120, 36704, 45880, 54436, 64972, 68045, 70240, 81215, 91760, 108872, 129944, 136090, 162430, 183520, 217744, 259888, 272180, 324860, 435488, 503533, 519776, 544360, 649720, 1007066, 1088720, 1299440, 2014132, 2177440, 2517665, 2598880, 4028264, 5035330, 8056528, 10070660, 16113056, 20141320, 40282640, 80565280]

約数ペア:

[(1, 80565280), (2, 40282640), (4, 20141320), (5, 16113056), (8, 10070660), (10, 8056528), (16, 5035330), (20, 4028264), (31, 2598880), (32, 2517665), (37, 2177440), (40, 2014132), (62, 1299440), (74, 1088720), (80, 1007066), (124, 649720), (148, 544360), (155, 519776), (160, 503533), (185, 435488), (248, 324860), (296, 272180), (310, 259888), (370, 217744), (439, 183520), (496, 162430), (592, 136090), (620, 129944), (740, 108872), (878, 91760), (992, 81215), (1147, 70240), (1184, 68045), (1240, 64972), (1480, 54436), (1756, 45880), (2195, 36704), (2294, 35120), (2480, 32486), (2960, 27218), (3512, 22940), (4390, 18352), (4588, 17560), (4960, 16243), (5735, 14048), (5920, 13609), (7024, 11470), (8780, 9176)]