417967667720

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1277}}^1\times {\mathrm{12647}}^1$

素因数の和:14582

約数の個数: 64

約数和(自身を含む): 942692878080

約数和(自身を除く): 524725210360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1277, 1294, 2554, 2588, 3235, 5108, 5176, 6385, 6470, 10216, 12647, 12770, 12940, 25294, 25540, 25880, 50588, 51080, 63235, 101176, 126470, 252940, 505880, 826219, 1652438, 3304876, 4131095, 6609752, 8182609, 8262190, 16150219, 16365218, 16524380, 32300438, 32730436, 33048760, 40913045, 64600876, 65460872, 80751095, 81826090, 129201752, 161502190, 163652180, 323004380, 327304360, 646008760, 10449191693, 20898383386, 41796766772, 52245958465, 83593533544, 104491916930, 208983833860, 417967667720]

約数ペア:

[(1, 417967667720), (2, 208983833860), (4, 104491916930), (5, 83593533544), (8, 52245958465), (10, 41796766772), (20, 20898383386), (40, 10449191693), (647, 646008760), (1277, 327304360), (1294, 323004380), (2554, 163652180), (2588, 161502190), (3235, 129201752), (5108, 81826090), (5176, 80751095), (6385, 65460872), (6470, 64600876), (10216, 40913045), (12647, 33048760), (12770, 32730436), (12940, 32300438), (25294, 16524380), (25540, 16365218), (25880, 16150219), (50588, 8262190), (51080, 8182609), (63235, 6609752), (101176, 4131095), (126470, 3304876), (252940, 1652438), (505880, 826219)]