25776180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1609}}^1$

素因数の和:1713

約数の個数: 72

約数和(自身を含む): 79115400

約数和(自身を除く): 53339220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1609, 1780, 2670, 3204, 3218, 4005, 4827, 5340, 6436, 8010, 8045, 9654, 14481, 16020, 16090, 19308, 24135, 28962, 32180, 48270, 57924, 72405, 96540, 143201, 144810, 286402, 289620, 429603, 572804, 716005, 859206, 1288809, 1432010, 1718412, 2148015, 2577618, 2864020, 4296030, 5155236, 6444045, 8592060, 12888090, 25776180]

約数ペア:

[(1, 25776180), (2, 12888090), (3, 8592060), (4, 6444045), (5, 5155236), (6, 4296030), (9, 2864020), (10, 2577618), (12, 2148015), (15, 1718412), (18, 1432010), (20, 1288809), (30, 859206), (36, 716005), (45, 572804), (60, 429603), (89, 289620), (90, 286402), (178, 144810), (180, 143201), (267, 96540), (356, 72405), (445, 57924), (534, 48270), (801, 32180), (890, 28962), (1068, 24135), (1335, 19308), (1602, 16090), (1609, 16020), (1780, 14481), (2670, 9654), (3204, 8045), (3218, 8010), (4005, 6436), (4827, 5340)]