78420990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{42853}}^1$

素因数の和:42924

約数の個数: 32

約数和(自身を含む): 191300256

約数和(自身を除く): 112879266

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 42853, 85706, 128559, 214265, 257118, 428530, 642795, 1285590, 2614033, 5228066, 7842099, 13070165, 15684198, 26140330, 39210495, 78420990]

約数ペア:

[(1, 78420990), (2, 39210495), (3, 26140330), (5, 15684198), (6, 13070165), (10, 7842099), (15, 5228066), (30, 2614033), (61, 1285590), (122, 642795), (183, 428530), (305, 257118), (366, 214265), (610, 128559), (915, 85706), (1830, 42853)]