78003970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{4099}}^1$

素因数の和:4290

約数の個数: 32

約数和(自身を含む): 154094400

約数和(自身を除く): 76090430

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 173, 346, 865, 1730, 1903, 3806, 4099, 8198, 9515, 19030, 20495, 40990, 45089, 90178, 225445, 450890, 709127, 1418254, 3545635, 7091270, 7800397, 15600794, 39001985, 78003970]

約数ペア:

[(1, 78003970), (2, 39001985), (5, 15600794), (10, 7800397), (11, 7091270), (22, 3545635), (55, 1418254), (110, 709127), (173, 450890), (346, 225445), (865, 90178), (1730, 45089), (1903, 40990), (3806, 20495), (4099, 19030), (8198, 9515)]