31503010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 71414784

約数和(自身を除く): 39911774

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 163, 251, 326, 385, 502, 770, 815, 1141, 1255, 1630, 1757, 1793, 2282, 2510, 2761, 3514, 3586, 5522, 5705, 8785, 8965, 11410, 12551, 13805, 17570, 17930, 19327, 25102, 27610, 38654, 40913, 62755, 81826, 96635, 125510, 193270, 204565, 286391, 409130, 450043, 572782, 900086, 1431955, 2250215, 2863910, 3150301, 4500430, 6300602, 15751505, 31503010]

約数ペア:

[(1, 31503010), (2, 15751505), (5, 6300602), (7, 4500430), (10, 3150301), (11, 2863910), (14, 2250215), (22, 1431955), (35, 900086), (55, 572782), (70, 450043), (77, 409130), (110, 286391), (154, 204565), (163, 193270), (251, 125510), (326, 96635), (385, 81826), (502, 62755), (770, 40913), (815, 38654), (1141, 27610), (1255, 25102), (1630, 19327), (1757, 17930), (1793, 17570), (2282, 13805), (2510, 12551), (2761, 11410), (3514, 8965), (3586, 8785), (5522, 5705)]