252180165

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 437944320

約数和(自身を除く): 185764155

約数列:

[1, 3, 5, 15, 23, 43, 69, 89, 115, 129, 191, 215, 267, 345, 445, 573, 645, 955, 989, 1335, 2047, 2865, 2967, 3827, 4393, 4945, 6141, 8213, 10235, 11481, 13179, 14835, 16999, 19135, 21965, 24639, 30705, 41065, 50997, 57405, 65895, 84995, 88021, 123195, 188899, 254985, 264063, 390977, 440105, 566697, 730957, 944495, 1172931, 1320315, 1954885, 2192871, 2833485, 3654785, 5864655, 10964355, 16812011, 50436033, 84060055, 252180165]

約数ペア:

[(1, 252180165), (3, 84060055), (5, 50436033), (15, 16812011), (23, 10964355), (43, 5864655), (69, 3654785), (89, 2833485), (115, 2192871), (129, 1954885), (191, 1320315), (215, 1172931), (267, 944495), (345, 730957), (445, 566697), (573, 440105), (645, 390977), (955, 264063), (989, 254985), (1335, 188899), (2047, 123195), (2865, 88021), (2967, 84995), (3827, 65895), (4393, 57405), (4945, 50997), (6141, 41065), (8213, 30705), (10235, 24639), (11481, 21965), (13179, 19135), (14835, 16999)]