51251120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22091}}^1$

素因数の和:22133

約数の個数: 40

約数和(自身を含む): 123273360

約数和(自身を除く): 72022240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 22091, 44182, 88364, 110455, 176728, 220910, 353456, 441820, 640639, 883640, 1281278, 1767280, 2562556, 3203195, 5125112, 6406390, 10250224, 12812780, 25625560, 51251120]

約数ペア:

[(1, 51251120), (2, 25625560), (4, 12812780), (5, 10250224), (8, 6406390), (10, 5125112), (16, 3203195), (20, 2562556), (29, 1767280), (40, 1281278), (58, 883640), (80, 640639), (116, 441820), (145, 353456), (232, 220910), (290, 176728), (464, 110455), (580, 88364), (1160, 44182), (2320, 22091)]