71959472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{997}}^1$

素因数の和:1365

約数の個数: 40

約数和(自身を含む): 150729936

約数和(自身を除く): 78770464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 347, 694, 997, 1388, 1994, 2776, 3988, 4511, 5552, 7976, 9022, 12961, 15952, 18044, 25922, 36088, 51844, 72176, 103688, 207376, 345959, 691918, 1383836, 2767672, 4497467, 5535344, 8994934, 17989868, 35979736, 71959472]

約数ペア:

[(1, 71959472), (2, 35979736), (4, 17989868), (8, 8994934), (13, 5535344), (16, 4497467), (26, 2767672), (52, 1383836), (104, 691918), (208, 345959), (347, 207376), (694, 103688), (997, 72176), (1388, 51844), (1994, 36088), (2776, 25922), (3988, 18044), (4511, 15952), (5552, 12961), (7976, 9022)]