64789140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83063}}^1$

素因数の和:83088

約数の個数: 48

約数和(自身を含む): 195366528

約数和(自身を除く): 130577388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 83063, 166126, 249189, 332252, 415315, 498378, 830630, 996756, 1079819, 1245945, 1661260, 2159638, 2491890, 3239457, 4319276, 4983780, 5399095, 6478914, 10798190, 12957828, 16197285, 21596380, 32394570, 64789140]

約数ペア:

[(1, 64789140), (2, 32394570), (3, 21596380), (4, 16197285), (5, 12957828), (6, 10798190), (10, 6478914), (12, 5399095), (13, 4983780), (15, 4319276), (20, 3239457), (26, 2491890), (30, 2159638), (39, 1661260), (52, 1245945), (60, 1079819), (65, 996756), (78, 830630), (130, 498378), (156, 415315), (195, 332252), (260, 249189), (390, 166126), (780, 83063)]