2557650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{59}}^1$

素因数の和:108

約数の個数: 72

約数和(自身を含む): 6852240

約数和(自身を除く): 4294590

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 59, 75, 85, 102, 118, 150, 170, 177, 255, 289, 295, 354, 425, 510, 578, 590, 850, 867, 885, 1003, 1275, 1445, 1475, 1734, 1770, 2006, 2550, 2890, 2950, 3009, 4335, 4425, 5015, 6018, 7225, 8670, 8850, 10030, 14450, 15045, 17051, 21675, 25075, 30090, 34102, 43350, 50150, 51153, 75225, 85255, 102306, 150450, 170510, 255765, 426275, 511530, 852550, 1278825, 2557650]

約数ペア:

[(1, 2557650), (2, 1278825), (3, 852550), (5, 511530), (6, 426275), (10, 255765), (15, 170510), (17, 150450), (25, 102306), (30, 85255), (34, 75225), (50, 51153), (51, 50150), (59, 43350), (75, 34102), (85, 30090), (102, 25075), (118, 21675), (150, 17051), (170, 15045), (177, 14450), (255, 10030), (289, 8850), (295, 8670), (354, 7225), (425, 6018), (510, 5015), (578, 4425), (590, 4335), (850, 3009), (867, 2950), (885, 2890), (1003, 2550), (1275, 2006), (1445, 1770), (1475, 1734)]