40439035

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:164

約数の個数: 64

約数和(自身を含む): 63995904

約数和(自身を除く): 23556869

約数列:

[1, 5, 7, 13, 31, 35, 47, 61, 65, 91, 155, 217, 235, 305, 329, 403, 427, 455, 611, 793, 1085, 1457, 1645, 1891, 2015, 2135, 2821, 2867, 3055, 3965, 4277, 5551, 7285, 9455, 10199, 13237, 14105, 14335, 18941, 20069, 21385, 24583, 27755, 37271, 50995, 66185, 88877, 94705, 100345, 122915, 132587, 172081, 186355, 260897, 444385, 622139, 662935, 860405, 1155401, 1304485, 3110695, 5777005, 8087807, 40439035]

約数ペア:

[(1, 40439035), (5, 8087807), (7, 5777005), (13, 3110695), (31, 1304485), (35, 1155401), (47, 860405), (61, 662935), (65, 622139), (91, 444385), (155, 260897), (217, 186355), (235, 172081), (305, 132587), (329, 122915), (403, 100345), (427, 94705), (455, 88877), (611, 66185), (793, 50995), (1085, 37271), (1457, 27755), (1645, 24583), (1891, 21385), (2015, 20069), (2135, 18941), (2821, 14335), (2867, 14105), (3055, 13237), (3965, 10199), (4277, 9455), (5551, 7285)]