26021320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 63645120

約数和(自身を除く): 37623800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 307, 326, 520, 614, 652, 815, 1228, 1304, 1535, 1630, 2119, 2456, 3070, 3260, 3991, 4238, 6140, 6520, 7982, 8476, 10595, 12280, 15964, 16952, 19955, 21190, 31928, 39910, 42380, 50041, 79820, 84760, 100082, 159640, 200164, 250205, 400328, 500410, 650533, 1000820, 1301066, 2001640, 2602132, 3252665, 5204264, 6505330, 13010660, 26021320]

約数ペア:

[(1, 26021320), (2, 13010660), (4, 6505330), (5, 5204264), (8, 3252665), (10, 2602132), (13, 2001640), (20, 1301066), (26, 1000820), (40, 650533), (52, 500410), (65, 400328), (104, 250205), (130, 200164), (163, 159640), (260, 100082), (307, 84760), (326, 79820), (520, 50041), (614, 42380), (652, 39910), (815, 31928), (1228, 21190), (1304, 19955), (1535, 16952), (1630, 15964), (2119, 12280), (2456, 10595), (3070, 8476), (3260, 7982), (3991, 6520), (4238, 6140)]