168987288575

素因数分解:

$5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{773}}^1\times {\mathrm{3797}}^1$

素因数の和:4641

約数の個数: 72

約数和(自身を含む): 249329524032

約数和(自身を除く): 80342235457

約数列:

[1, 5, 7, 25, 35, 47, 49, 175, 235, 245, 329, 773, 1175, 1225, 1645, 2303, 3797, 3865, 5411, 8225, 11515, 18985, 19325, 26579, 27055, 36331, 37877, 57575, 94925, 132895, 135275, 178459, 181655, 186053, 189385, 254317, 664475, 892295, 908275, 930265, 946925, 1249213, 1271585, 1780219, 2935081, 4461475, 4651325, 6246065, 6357925, 8744491, 8901095, 14675405, 20545567, 31230325, 43722455, 44505475, 73377025, 102727835, 137948807, 143818969, 218612275, 513639175, 689744035, 719094845, 965641649, 3448720175, 3595474225, 4828208245, 6759491543, 24141041225, 33797457715, 168987288575]

約数ペア:

[(1, 168987288575), (5, 33797457715), (7, 24141041225), (25, 6759491543), (35, 4828208245), (47, 3595474225), (49, 3448720175), (175, 965641649), (235, 719094845), (245, 689744035), (329, 513639175), (773, 218612275), (1175, 143818969), (1225, 137948807), (1645, 102727835), (2303, 73377025), (3797, 44505475), (3865, 43722455), (5411, 31230325), (8225, 20545567), (11515, 14675405), (18985, 8901095), (19325, 8744491), (26579, 6357925), (27055, 6246065), (36331, 4651325), (37877, 4461475), (57575, 2935081), (94925, 1780219), (132895, 1271585), (135275, 1249213), (178459, 946925), (181655, 930265), (186053, 908275), (189385, 892295), (254317, 664475)]