68347727780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{389357}}^1$

素因数の和:389564

約数の個数: 48

約数和(自身を含む): 146784851136

約数和(自身を除く): 78437123356

約数列:

[1, 2, 4, 5, 10, 20, 67, 131, 134, 262, 268, 335, 524, 655, 670, 1310, 1340, 2620, 8777, 17554, 35108, 43885, 87770, 175540, 389357, 778714, 1557428, 1946785, 3893570, 7787140, 26086919, 51005767, 52173838, 102011534, 104347676, 130434595, 204023068, 255028835, 260869190, 510057670, 521738380, 1020115340, 3417386389, 6834772778, 13669545556, 17086931945, 34173863890, 68347727780]

約数ペア:

[(1, 68347727780), (2, 34173863890), (4, 17086931945), (5, 13669545556), (10, 6834772778), (20, 3417386389), (67, 1020115340), (131, 521738380), (134, 510057670), (262, 260869190), (268, 255028835), (335, 204023068), (524, 130434595), (655, 104347676), (670, 102011534), (1310, 52173838), (1340, 51005767), (2620, 26086919), (8777, 7787140), (17554, 3893570), (35108, 1946785), (43885, 1557428), (87770, 778714), (175540, 389357)]