85888840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 200439360

約数和(自身を除く): 114550520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 131, 148, 185, 262, 296, 370, 443, 524, 655, 740, 886, 1048, 1310, 1480, 1772, 2215, 2620, 3544, 4430, 4847, 5240, 8860, 9694, 16391, 17720, 19388, 24235, 32782, 38776, 48470, 58033, 65564, 81955, 96940, 116066, 131128, 163910, 193880, 232132, 290165, 327820, 464264, 580330, 655640, 1160660, 2147221, 2321320, 4294442, 8588884, 10736105, 17177768, 21472210, 42944420, 85888840]

約数ペア:

[(1, 85888840), (2, 42944420), (4, 21472210), (5, 17177768), (8, 10736105), (10, 8588884), (20, 4294442), (37, 2321320), (40, 2147221), (74, 1160660), (131, 655640), (148, 580330), (185, 464264), (262, 327820), (296, 290165), (370, 232132), (443, 193880), (524, 163910), (655, 131128), (740, 116066), (886, 96940), (1048, 81955), (1310, 65564), (1480, 58033), (1772, 48470), (2215, 38776), (2620, 32782), (3544, 24235), (4430, 19388), (4847, 17720), (5240, 16391), (8860, 9694)]