196679500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{12689}}^1$

素因数の和:12739

約数の個数: 48

約数和(自身を含む): 443439360

約数和(自身を除く): 246759860

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 500, 620, 775, 1550, 3100, 3875, 7750, 12689, 15500, 25378, 50756, 63445, 126890, 253780, 317225, 393359, 634450, 786718, 1268900, 1573436, 1586125, 1966795, 3172250, 3933590, 6344500, 7867180, 9833975, 19667950, 39335900, 49169875, 98339750, 196679500]

約数ペア:

[(1, 196679500), (2, 98339750), (4, 49169875), (5, 39335900), (10, 19667950), (20, 9833975), (25, 7867180), (31, 6344500), (50, 3933590), (62, 3172250), (100, 1966795), (124, 1586125), (125, 1573436), (155, 1268900), (250, 786718), (310, 634450), (500, 393359), (620, 317225), (775, 253780), (1550, 126890), (3100, 63445), (3875, 50756), (7750, 25378), (12689, 15500)]