173600920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 399427200

約数和(自身を除く): 225826280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 137, 158, 274, 316, 395, 401, 548, 632, 685, 790, 802, 1096, 1370, 1580, 1604, 2005, 2740, 3160, 3208, 4010, 5480, 8020, 10823, 16040, 21646, 31679, 43292, 54115, 54937, 63358, 86584, 108230, 109874, 126716, 158395, 216460, 219748, 253432, 274685, 316790, 432920, 439496, 549370, 633580, 1098740, 1267160, 2197480, 4340023, 8680046, 17360092, 21700115, 34720184, 43400230, 86800460, 173600920]

約数ペア:

[(1, 173600920), (2, 86800460), (4, 43400230), (5, 34720184), (8, 21700115), (10, 17360092), (20, 8680046), (40, 4340023), (79, 2197480), (137, 1267160), (158, 1098740), (274, 633580), (316, 549370), (395, 439496), (401, 432920), (548, 316790), (632, 274685), (685, 253432), (790, 219748), (802, 216460), (1096, 158395), (1370, 126716), (1580, 109874), (1604, 108230), (2005, 86584), (2740, 63358), (3160, 54937), (3208, 54115), (4010, 43292), (5480, 31679), (8020, 21646), (10823, 16040)]