139661375

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 217002240

約数和(自身を除く): 77340865

約数列:

[1, 5, 7, 17, 25, 35, 41, 85, 119, 125, 175, 205, 229, 287, 425, 595, 697, 875, 1025, 1145, 1435, 1603, 2125, 2975, 3485, 3893, 4879, 5125, 5725, 7175, 8015, 9389, 14875, 17425, 19465, 24395, 27251, 28625, 35875, 40075, 46945, 65723, 87125, 97325, 121975, 136255, 159613, 200375, 234725, 328615, 486625, 609875, 681275, 798065, 1117291, 1173625, 1643075, 3406375, 3990325, 5586455, 8215375, 19951625, 27932275, 139661375]

約数ペア:

[(1, 139661375), (5, 27932275), (7, 19951625), (17, 8215375), (25, 5586455), (35, 3990325), (41, 3406375), (85, 1643075), (119, 1173625), (125, 1117291), (175, 798065), (205, 681275), (229, 609875), (287, 486625), (425, 328615), (595, 234725), (697, 200375), (875, 159613), (1025, 136255), (1145, 121975), (1435, 97325), (1603, 87125), (2125, 65723), (2975, 46945), (3485, 40075), (3893, 35875), (4879, 28625), (5125, 27251), (5725, 24395), (7175, 19465), (8015, 17425), (9389, 14875)]