131659976

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:702

約数の個数: 64

約数和(自身を含む): 293760000

約数和(自身を除く): 162100024

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 149, 217, 248, 298, 434, 509, 596, 868, 1018, 1043, 1192, 1736, 2036, 2086, 3563, 4072, 4172, 4619, 7126, 8344, 9238, 14252, 15779, 18476, 28504, 31558, 32333, 36952, 63116, 64666, 75841, 110453, 126232, 129332, 151682, 220906, 258664, 303364, 441812, 530887, 606728, 883624, 1061774, 2123548, 2351071, 4247096, 4702142, 9404284, 16457497, 18808568, 32914994, 65829988, 131659976]

約数ペア:

[(1, 131659976), (2, 65829988), (4, 32914994), (7, 18808568), (8, 16457497), (14, 9404284), (28, 4702142), (31, 4247096), (56, 2351071), (62, 2123548), (124, 1061774), (149, 883624), (217, 606728), (248, 530887), (298, 441812), (434, 303364), (509, 258664), (596, 220906), (868, 151682), (1018, 129332), (1043, 126232), (1192, 110453), (1736, 75841), (2036, 64666), (2086, 63116), (3563, 36952), (4072, 32333), (4172, 31558), (4619, 28504), (7126, 18476), (8344, 15779), (9238, 14252)]