161654610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{907}}^1$

素因数の和:1387

約数の個数: 64

約数和(自身を含む): 419190912

約数和(自身を除く): 257536302

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 457, 907, 914, 1371, 1814, 2285, 2721, 2742, 4535, 4570, 5442, 5941, 6855, 9070, 11791, 11882, 13605, 13710, 17823, 23582, 27210, 29705, 35373, 35646, 58955, 59410, 70746, 89115, 117910, 176865, 178230, 353730, 414499, 828998, 1243497, 2072495, 2486994, 4144990, 5388487, 6217485, 10776974, 12434970, 16165461, 26942435, 32330922, 53884870, 80827305, 161654610]

約数ペア:

[(1, 161654610), (2, 80827305), (3, 53884870), (5, 32330922), (6, 26942435), (10, 16165461), (13, 12434970), (15, 10776974), (26, 6217485), (30, 5388487), (39, 4144990), (65, 2486994), (78, 2072495), (130, 1243497), (195, 828998), (390, 414499), (457, 353730), (907, 178230), (914, 176865), (1371, 117910), (1814, 89115), (2285, 70746), (2721, 59410), (2742, 58955), (4535, 35646), (4570, 35373), (5442, 29705), (5941, 27210), (6855, 23582), (9070, 17823), (11791, 13710), (11882, 13605)]