25402240

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2089}}^1$

素因数の和:2127

約数の個数: 64

約数和(自身を含む): 63954000

約数和(自身を除く): 38551760

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, 2089, 2432, 3040, 4178, 6080, 8356, 10445, 12160, 16712, 20890, 33424, 39691, 41780, 66848, 79382, 83560, 133696, 158764, 167120, 198455, 267392, 317528, 334240, 396910, 635056, 668480, 793820, 1270112, 1336960, 1587640, 2540224, 3175280, 5080448, 6350560, 12701120, 25402240]

約数ペア:

[(1, 25402240), (2, 12701120), (4, 6350560), (5, 5080448), (8, 3175280), (10, 2540224), (16, 1587640), (19, 1336960), (20, 1270112), (32, 793820), (38, 668480), (40, 635056), (64, 396910), (76, 334240), (80, 317528), (95, 267392), (128, 198455), (152, 167120), (160, 158764), (190, 133696), (304, 83560), (320, 79382), (380, 66848), (608, 41780), (640, 39691), (760, 33424), (1216, 20890), (1520, 16712), (2089, 12160), (2432, 10445), (3040, 8356), (4178, 6080)]