201348518120

素因数分解:

$2^3\times 5^1\times {\mathrm{12697}}^1\times {\mathrm{396449}}^1$

素因数の和:409157

約数の個数: 32

約数和(自身を含む): 453070989000

約数和(自身を除く): 251722470880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12697, 25394, 50788, 63485, 101576, 126970, 253940, 396449, 507880, 792898, 1585796, 1982245, 3171592, 3964490, 7928980, 15857960, 5033712953, 10067425906, 20134851812, 25168564765, 40269703624, 50337129530, 100674259060, 201348518120]

約数ペア:

[(1, 201348518120), (2, 100674259060), (4, 50337129530), (5, 40269703624), (8, 25168564765), (10, 20134851812), (20, 10067425906), (40, 5033712953), (12697, 15857960), (25394, 7928980), (50788, 3964490), (63485, 3171592), (101576, 1982245), (126970, 1585796), (253940, 792898), (396449, 507880)]