71380405915

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2239}}^1\times {\mathrm{70067}}^1$

素因数の和:72331

約数の個数: 32

約数和(自身を含む): 105471959040

約数和(自身を除く): 34091553125

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 2239, 11195, 15673, 29107, 70067, 78365, 145535, 203749, 350335, 490469, 910871, 1018745, 2452345, 4554355, 6376097, 31880485, 156880013, 784400065, 1098160091, 2039440169, 5490800455, 10197200845, 14276081183, 71380405915]

約数ペア:

[(1, 71380405915), (5, 14276081183), (7, 10197200845), (13, 5490800455), (35, 2039440169), (65, 1098160091), (91, 784400065), (455, 156880013), (2239, 31880485), (11195, 6376097), (15673, 4554355), (29107, 2452345), (70067, 1018745), (78365, 910871), (145535, 490469), (203749, 350335)]