31050708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 80057376

約数和(自身を除く): 49006668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 156, 169, 183, 244, 251, 338, 366, 502, 507, 676, 732, 753, 793, 1004, 1014, 1506, 1586, 2028, 2379, 3012, 3172, 3263, 4758, 6526, 9516, 9789, 10309, 13052, 15311, 19578, 20618, 30622, 30927, 39156, 41236, 42419, 45933, 61244, 61854, 84838, 91866, 123708, 127257, 169676, 183732, 199043, 254514, 398086, 509028, 597129, 796172, 1194258, 2388516, 2587559, 5175118, 7762677, 10350236, 15525354, 31050708]

約数ペア:

[(1, 31050708), (2, 15525354), (3, 10350236), (4, 7762677), (6, 5175118), (12, 2587559), (13, 2388516), (26, 1194258), (39, 796172), (52, 597129), (61, 509028), (78, 398086), (122, 254514), (156, 199043), (169, 183732), (183, 169676), (244, 127257), (251, 123708), (338, 91866), (366, 84838), (502, 61854), (507, 61244), (676, 45933), (732, 42419), (753, 41236), (793, 39156), (1004, 30927), (1014, 30622), (1506, 20618), (1586, 19578), (2028, 15311), (2379, 13052), (3012, 10309), (3172, 9789), (3263, 9516), (4758, 6526)]