172200000020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1\times {\mathrm{230257}}^1$

素因数の和:230940

約数の個数: 48

約数和(自身を含む): 368149384848

約数和(自身を除く): 195949384828

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 613, 1220, 1226, 2452, 3065, 6130, 12260, 37393, 74786, 149572, 186965, 230257, 373930, 460514, 747860, 921028, 1151285, 2302570, 4605140, 14045677, 28091354, 56182708, 70228385, 140456770, 141147541, 280913540, 282295082, 564590164, 705737705, 1411475410, 2822950820, 8610000001, 17220000002, 34440000004, 43050000005, 86100000010, 172200000020]

約数ペア:

[(1, 172200000020), (2, 86100000010), (4, 43050000005), (5, 34440000004), (10, 17220000002), (20, 8610000001), (61, 2822950820), (122, 1411475410), (244, 705737705), (305, 564590164), (610, 282295082), (613, 280913540), (1220, 141147541), (1226, 140456770), (2452, 70228385), (3065, 56182708), (6130, 28091354), (12260, 14045677), (37393, 4605140), (74786, 2302570), (149572, 1151285), (186965, 921028), (230257, 747860), (373930, 460514)]