172739320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{332191}}^1$

素因数の和:332215

約数の個数: 32

約数和(自身を含む): 418561920

約数和(自身を除く): 245822600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 332191, 664382, 1328764, 1660955, 2657528, 3321910, 4318483, 6643820, 8636966, 13287640, 17273932, 21592415, 34547864, 43184830, 86369660, 172739320]

約数ペア:

[(1, 172739320), (2, 86369660), (4, 43184830), (5, 34547864), (8, 21592415), (10, 17273932), (13, 13287640), (20, 8636966), (26, 6643820), (40, 4318483), (52, 3321910), (65, 2657528), (104, 1660955), (130, 1328764), (260, 664382), (520, 332191)]