66638572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 168920640

約数和(自身を除く): 102282068

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 34, 44, 52, 68, 77, 89, 91, 119, 121, 143, 154, 178, 182, 187, 221, 238, 242, 286, 308, 356, 364, 374, 442, 476, 484, 572, 623, 748, 847, 884, 979, 1001, 1157, 1246, 1309, 1513, 1547, 1573, 1694, 1958, 2002, 2057, 2314, 2431, 2492, 2618, 3026, 3094, 3146, 3388, 3916, 4004, 4114, 4628, 4862, 5236, 6052, 6188, 6292, 6853, 8099, 8228, 9724, 10591, 10769, 11011, 12727, 13706, 14399, 16198, 16643, 17017, 19669, 21182, 21538, 22022, 25454, 26741, 27412, 28798, 32396, 33286, 34034, 39338, 42364, 43076, 44044, 50908, 53482, 57596, 66572, 68068, 75383, 78676, 89089, 106964, 116501, 137683, 139997, 150766, 178178, 183073, 187187, 216359, 233002, 275366, 279994, 301532, 356356, 366146, 374374, 432718, 466004, 550732, 559988, 732292, 748748, 865436, 979979, 1281511, 1514513, 1959958, 2379949, 2563022, 3029026, 3919916, 4759898, 5126044, 6058052, 9519796, 16659643, 33319286, 66638572]

約数ペア:

[(1, 66638572), (2, 33319286), (4, 16659643), (7, 9519796), (11, 6058052), (13, 5126044), (14, 4759898), (17, 3919916), (22, 3029026), (26, 2563022), (28, 2379949), (34, 1959958), (44, 1514513), (52, 1281511), (68, 979979), (77, 865436), (89, 748748), (91, 732292), (119, 559988), (121, 550732), (143, 466004), (154, 432718), (178, 374374), (182, 366146), (187, 356356), (221, 301532), (238, 279994), (242, 275366), (286, 233002), (308, 216359), (356, 187187), (364, 183073), (374, 178178), (442, 150766), (476, 139997), (484, 137683), (572, 116501), (623, 106964), (748, 89089), (847, 78676), (884, 75383), (979, 68068), (1001, 66572), (1157, 57596), (1246, 53482), (1309, 50908), (1513, 44044), (1547, 43076), (1573, 42364), (1694, 39338), (1958, 34034), (2002, 33286), (2057, 32396), (2314, 28798), (2431, 27412), (2492, 26741), (2618, 25454), (3026, 22022), (3094, 21538), (3146, 21182), (3388, 19669), (3916, 17017), (4004, 16643), (4114, 16198), (4628, 14399), (4862, 13706), (5236, 12727), (6052, 11011), (6188, 10769), (6292, 10591), (6853, 9724), (8099, 8228)]