64670216

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1543}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 135624960

約数和(自身を除く): 70954744

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 403, 676, 806, 1352, 1543, 1612, 3086, 3224, 5239, 6172, 10478, 12344, 20059, 20956, 40118, 41912, 47833, 80236, 95666, 160472, 191332, 260767, 382664, 521534, 621829, 1043068, 1243658, 2086136, 2487316, 4974632, 8083777, 16167554, 32335108, 64670216]

約数ペア:

[(1, 64670216), (2, 32335108), (4, 16167554), (8, 8083777), (13, 4974632), (26, 2487316), (31, 2086136), (52, 1243658), (62, 1043068), (104, 621829), (124, 521534), (169, 382664), (248, 260767), (338, 191332), (403, 160472), (676, 95666), (806, 80236), (1352, 47833), (1543, 41912), (1612, 40118), (3086, 20956), (3224, 20059), (5239, 12344), (6172, 10478)]