974280400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{78571}}^1$

素因数の和:78620

約数の個数: 60

約数和(自身を含む): 2416246144

約数和(自身を除く): 1441965744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 78571, 157142, 314284, 392855, 628568, 785710, 1257136, 1571420, 1964275, 2435701, 3142840, 3928550, 4871402, 6285680, 7857100, 9742804, 12178505, 15714200, 19485608, 24357010, 31428400, 38971216, 48714020, 60892525, 97428040, 121785050, 194856080, 243570100, 487140200, 974280400]

約数ペア:

[(1, 974280400), (2, 487140200), (4, 243570100), (5, 194856080), (8, 121785050), (10, 97428040), (16, 60892525), (20, 48714020), (25, 38971216), (31, 31428400), (40, 24357010), (50, 19485608), (62, 15714200), (80, 12178505), (100, 9742804), (124, 7857100), (155, 6285680), (200, 4871402), (248, 3928550), (310, 3142840), (400, 2435701), (496, 1964275), (620, 1571420), (775, 1257136), (1240, 785710), (1550, 628568), (2480, 392855), (3100, 314284), (6200, 157142), (12400, 78571)]