172200000040

素因数分解:

$2^3\times 5^1\times {\mathrm{5393}}^1\times {\mathrm{798257}}^1$

素因数の和:803661

約数の個数: 32

約数和(自身を含む): 387522328680

約数和(自身を除く): 215322328640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5393, 10786, 21572, 26965, 43144, 53930, 107860, 215720, 798257, 1596514, 3193028, 3991285, 6386056, 7982570, 15965140, 31930280, 4305000001, 8610000002, 17220000004, 21525000005, 34440000008, 43050000010, 86100000020, 172200000040]

約数ペア:

[(1, 172200000040), (2, 86100000020), (4, 43050000010), (5, 34440000008), (8, 21525000005), (10, 17220000004), (20, 8610000002), (40, 4305000001), (5393, 31930280), (10786, 15965140), (21572, 7982570), (26965, 6386056), (43144, 3991285), (53930, 3193028), (107860, 1596514), (215720, 798257)]