66212816

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:627

約数の個数: 40

約数和(自身を含む): 131464800

約数和(自身を除く): 65251984

約数列:

[1, 2, 4, 8, 16, 61, 122, 179, 244, 358, 379, 488, 716, 758, 976, 1432, 1516, 2864, 3032, 6064, 10919, 21838, 23119, 43676, 46238, 67841, 87352, 92476, 135682, 174704, 184952, 271364, 369904, 542728, 1085456, 4138301, 8276602, 16553204, 33106408, 66212816]

約数ペア:

[(1, 66212816), (2, 33106408), (4, 16553204), (8, 8276602), (16, 4138301), (61, 1085456), (122, 542728), (179, 369904), (244, 271364), (358, 184952), (379, 174704), (488, 135682), (716, 92476), (758, 87352), (976, 67841), (1432, 46238), (1516, 43676), (2864, 23119), (3032, 21838), (6064, 10919)]