172923575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 253269504

約数和(自身を除く): 80345929

約数列:

[1, 5, 11, 17, 25, 47, 55, 85, 187, 235, 275, 425, 517, 787, 799, 935, 1175, 2585, 3935, 3995, 4675, 8657, 8789, 12925, 13379, 19675, 19975, 36989, 43285, 43945, 66895, 147169, 184945, 216425, 219725, 334475, 406879, 628813, 735845, 924725, 2034395, 3144065, 3679225, 6916943, 10171975, 15720325, 34584715, 172923575]

約数ペア:

[(1, 172923575), (5, 34584715), (11, 15720325), (17, 10171975), (25, 6916943), (47, 3679225), (55, 3144065), (85, 2034395), (187, 924725), (235, 735845), (275, 628813), (425, 406879), (517, 334475), (787, 219725), (799, 216425), (935, 184945), (1175, 147169), (2585, 66895), (3935, 43945), (3995, 43285), (4675, 36989), (8657, 19975), (8789, 19675), (12925, 13379)]