25989090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 66718080

約数和(自身を除く): 40728990

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 131, 170, 255, 262, 389, 393, 510, 655, 778, 786, 1167, 1310, 1945, 1965, 2227, 2334, 3890, 3930, 4454, 5835, 6613, 6681, 11135, 11670, 13226, 13362, 19839, 22270, 33065, 33405, 39678, 50959, 66130, 66810, 99195, 101918, 152877, 198390, 254795, 305754, 509590, 764385, 866303, 1528770, 1732606, 2598909, 4331515, 5197818, 8663030, 12994545, 25989090]

約数ペア:

[(1, 25989090), (2, 12994545), (3, 8663030), (5, 5197818), (6, 4331515), (10, 2598909), (15, 1732606), (17, 1528770), (30, 866303), (34, 764385), (51, 509590), (85, 305754), (102, 254795), (131, 198390), (170, 152877), (255, 101918), (262, 99195), (389, 66810), (393, 66130), (510, 50959), (655, 39678), (778, 33405), (786, 33065), (1167, 22270), (1310, 19839), (1945, 13362), (1965, 13226), (2227, 11670), (2334, 11135), (3890, 6681), (3930, 6613), (4454, 5835)]