64751995

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1543}}^1$

素因数の和:1675

約数の個数: 32

約数和(自身を含む): 97827840

約数和(自身を除く): 33075845

約数列:

[1, 5, 7, 11, 35, 55, 77, 109, 385, 545, 763, 1199, 1543, 3815, 5995, 7715, 8393, 10801, 16973, 41965, 54005, 84865, 118811, 168187, 594055, 840935, 1177309, 1850057, 5886545, 9250285, 12950399, 64751995]

約数ペア:

[(1, 64751995), (5, 12950399), (7, 9250285), (11, 5886545), (35, 1850057), (55, 1177309), (77, 840935), (109, 594055), (385, 168187), (545, 118811), (763, 84865), (1199, 54005), (1543, 41965), (3815, 16973), (5995, 10801), (7715, 8393)]