78869090

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{569}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 144789120

約数和(自身を除く): 65920030

約数列:

[1, 2, 5, 10, 83, 166, 167, 334, 415, 569, 830, 835, 1138, 1670, 2845, 5690, 13861, 27722, 47227, 69305, 94454, 95023, 138610, 190046, 236135, 472270, 475115, 950230, 7886909, 15773818, 39434545, 78869090]

約数ペア:

[(1, 78869090), (2, 39434545), (5, 15773818), (10, 7886909), (83, 950230), (166, 475115), (167, 472270), (334, 236135), (415, 190046), (569, 138610), (830, 95023), (835, 94454), (1138, 69305), (1670, 47227), (2845, 27722), (5690, 13861)]