25912960

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2169

約数の個数: 64

約数和(自身を含む): 65239200

約数和(自身を除く): 39326240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2131, 2432, 3040, 4262, 6080, 8524, 10655, 12160, 17048, 21310, 34096, 40489, 42620, 68192, 80978, 85240, 136384, 161956, 170480, 202445, 272768, 323912, 340960, 404890, 647824, 681920, 809780, 1295648, 1363840, 1619560, 2591296, 3239120, 5182592, 6478240, 12956480, 25912960]

約数ペア:

[(1, 25912960), (2, 12956480), (4, 6478240), (5, 5182592), (8, 3239120), (10, 2591296), (16, 1619560), (19, 1363840), (20, 1295648), (32, 809780), (38, 681920), (40, 647824), (64, 404890), (76, 340960), (80, 323912), (95, 272768), (128, 202445), (152, 170480), (160, 161956), (190, 136384), (304, 85240), (320, 80978), (380, 68192), (608, 42620), (640, 40489), (760, 34096), (1216, 21310), (1520, 17048), (2131, 12160), (2432, 10655), (3040, 8524), (4262, 6080)]