78801220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1601}}^1$

素因数の和:1740

約数の個数: 48

約数和(自身を含む): 174400128

約数和(自身を除く): 95598908

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 107, 115, 214, 230, 428, 460, 535, 1070, 1601, 2140, 2461, 3202, 4922, 6404, 8005, 9844, 12305, 16010, 24610, 32020, 36823, 49220, 73646, 147292, 171307, 184115, 342614, 368230, 685228, 736460, 856535, 1713070, 3426140, 3940061, 7880122, 15760244, 19700305, 39400610, 78801220]

約数ペア:

[(1, 78801220), (2, 39400610), (4, 19700305), (5, 15760244), (10, 7880122), (20, 3940061), (23, 3426140), (46, 1713070), (92, 856535), (107, 736460), (115, 685228), (214, 368230), (230, 342614), (428, 184115), (460, 171307), (535, 147292), (1070, 73646), (1601, 49220), (2140, 36823), (2461, 32020), (3202, 24610), (4922, 16010), (6404, 12305), (8005, 9844)]