64573860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82787}}^1$

素因数の和:82812

約数の個数: 48

約数和(自身を含む): 194717376

約数和(自身を除く): 130143516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 82787, 165574, 248361, 331148, 413935, 496722, 827870, 993444, 1076231, 1241805, 1655740, 2152462, 2483610, 3228693, 4304924, 4967220, 5381155, 6457386, 10762310, 12914772, 16143465, 21524620, 32286930, 64573860]

約数ペア:

[(1, 64573860), (2, 32286930), (3, 21524620), (4, 16143465), (5, 12914772), (6, 10762310), (10, 6457386), (12, 5381155), (13, 4967220), (15, 4304924), (20, 3228693), (26, 2483610), (30, 2152462), (39, 1655740), (52, 1241805), (60, 1076231), (65, 993444), (78, 827870), (130, 496722), (156, 413935), (195, 331148), (260, 248361), (390, 165574), (780, 82787)]