81779730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 200672640

約数和(自身を除く): 118892910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 157, 179, 194, 291, 314, 358, 471, 485, 537, 582, 785, 895, 942, 970, 1074, 1455, 1570, 1790, 2355, 2685, 2910, 4710, 5370, 15229, 17363, 28103, 30458, 34726, 45687, 52089, 56206, 76145, 84309, 86815, 91374, 104178, 140515, 152290, 168618, 173630, 228435, 260445, 281030, 421545, 456870, 520890, 843090, 2725991, 5451982, 8177973, 13629955, 16355946, 27259910, 40889865, 81779730]

約数ペア:

[(1, 81779730), (2, 40889865), (3, 27259910), (5, 16355946), (6, 13629955), (10, 8177973), (15, 5451982), (30, 2725991), (97, 843090), (157, 520890), (179, 456870), (194, 421545), (291, 281030), (314, 260445), (358, 228435), (471, 173630), (485, 168618), (537, 152290), (582, 140515), (785, 104178), (895, 91374), (942, 86815), (970, 84309), (1074, 76145), (1455, 56206), (1570, 52089), (1790, 45687), (2355, 34726), (2685, 30458), (2910, 28103), (4710, 17363), (5370, 15229)]