161965552

素因数分解:

$2^4\times 7^1\times {\mathrm{373}}^1\times {\mathrm{3877}}^1$

素因数の和:4265

約数の個数: 40

約数和(自身を含む): 359692256

約数和(自身を除く): 197726704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 373, 746, 1492, 2611, 2984, 3877, 5222, 5968, 7754, 10444, 15508, 20888, 27139, 31016, 41776, 54278, 62032, 108556, 217112, 434224, 1446121, 2892242, 5784484, 10122847, 11568968, 20245694, 23137936, 40491388, 80982776, 161965552]

約数ペア:

[(1, 161965552), (2, 80982776), (4, 40491388), (7, 23137936), (8, 20245694), (14, 11568968), (16, 10122847), (28, 5784484), (56, 2892242), (112, 1446121), (373, 434224), (746, 217112), (1492, 108556), (2611, 62032), (2984, 54278), (3877, 41776), (5222, 31016), (5968, 27139), (7754, 20888), (10444, 15508)]