82454940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5147}}^1$

素因数の和:5251

約数の個数: 72

約数和(自身を含む): 252972720

約数和(自身を除く): 170517780

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, 1780, 2670, 3204, 4005, 5147, 5340, 8010, 10294, 15441, 16020, 20588, 25735, 30882, 46323, 51470, 61764, 77205, 92646, 102940, 154410, 185292, 231615, 308820, 458083, 463230, 916166, 926460, 1374249, 1832332, 2290415, 2748498, 4122747, 4580830, 5496996, 6871245, 8245494, 9161660, 13742490, 16490988, 20613735, 27484980, 41227470, 82454940]

約数ペア:

[(1, 82454940), (2, 41227470), (3, 27484980), (4, 20613735), (5, 16490988), (6, 13742490), (9, 9161660), (10, 8245494), (12, 6871245), (15, 5496996), (18, 4580830), (20, 4122747), (30, 2748498), (36, 2290415), (45, 1832332), (60, 1374249), (89, 926460), (90, 916166), (178, 463230), (180, 458083), (267, 308820), (356, 231615), (445, 185292), (534, 154410), (801, 102940), (890, 92646), (1068, 77205), (1335, 61764), (1602, 51470), (1780, 46323), (2670, 30882), (3204, 25735), (4005, 20588), (5147, 16020), (5340, 15441), (8010, 10294)]