25157630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1229}}^1$

素因数の和:1348

約数の個数: 32

約数和(自身を含む): 47822400

約数和(自身を除く): 22664770

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 1229, 2047, 2458, 4094, 6145, 10235, 12290, 20470, 28267, 56534, 109381, 141335, 218762, 282670, 546905, 1093810, 2515763, 5031526, 12578815, 25157630]

約数ペア:

[(1, 25157630), (2, 12578815), (5, 5031526), (10, 2515763), (23, 1093810), (46, 546905), (89, 282670), (115, 218762), (178, 141335), (230, 109381), (445, 56534), (890, 28267), (1229, 20470), (2047, 12290), (2458, 10235), (4094, 6145)]