156980290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{9613}}^1$

素因数の和:9714

約数の個数: 32

約数和(自身を含む): 299033856

約数和(自身を除く): 142053566

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 3266, 8165, 9613, 16330, 19226, 48065, 96130, 221099, 442198, 682523, 1105495, 1365046, 2210990, 3412615, 6825230, 15698029, 31396058, 78490145, 156980290]

約数ペア:

[(1, 156980290), (2, 78490145), (5, 31396058), (10, 15698029), (23, 6825230), (46, 3412615), (71, 2210990), (115, 1365046), (142, 1105495), (230, 682523), (355, 442198), (710, 221099), (1633, 96130), (3266, 48065), (8165, 19226), (9613, 16330)]