161750212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 312100992

約数和(自身を除く): 150350780

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 193, 227, 284, 386, 454, 772, 908, 923, 1846, 2509, 2951, 3692, 5018, 5902, 10036, 11804, 13703, 16117, 27406, 32234, 43811, 54812, 64468, 87622, 175244, 178139, 209521, 356278, 419042, 569543, 712556, 838084, 1139086, 2278172, 3110581, 6221162, 12442324, 40437553, 80875106, 161750212]

約数ペア:

[(1, 161750212), (2, 80875106), (4, 40437553), (13, 12442324), (26, 6221162), (52, 3110581), (71, 2278172), (142, 1139086), (193, 838084), (227, 712556), (284, 569543), (386, 419042), (454, 356278), (772, 209521), (908, 178139), (923, 175244), (1846, 87622), (2509, 64468), (2951, 54812), (3692, 43811), (5018, 32234), (5902, 27406), (10036, 16117), (11804, 13703)]