78219690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{42743}}^1$

素因数の和:42814

約数の個数: 32

約数和(自身を含む): 190809216

約数和(自身を除く): 112589526

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 42743, 85486, 128229, 213715, 256458, 427430, 641145, 1282290, 2607323, 5214646, 7821969, 13036615, 15643938, 26073230, 39109845, 78219690]

約数ペア:

[(1, 78219690), (2, 39109845), (3, 26073230), (5, 15643938), (6, 13036615), (10, 7821969), (15, 5214646), (30, 2607323), (61, 1282290), (122, 641145), (183, 427430), (305, 256458), (366, 213715), (610, 128229), (915, 85486), (1830, 42743)]