71031400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 182800800

約数和(自身を除く): 111769400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 83, 88, 100, 110, 166, 200, 220, 275, 332, 389, 415, 440, 550, 664, 778, 830, 913, 1100, 1556, 1660, 1826, 1945, 2075, 2200, 3112, 3320, 3652, 3890, 4150, 4279, 4565, 7304, 7780, 8300, 8558, 9130, 9725, 15560, 16600, 17116, 18260, 19450, 21395, 22825, 32287, 34232, 36520, 38900, 42790, 45650, 64574, 77800, 85580, 91300, 106975, 129148, 161435, 171160, 182600, 213950, 258296, 322870, 355157, 427900, 645740, 710314, 807175, 855800, 1291480, 1420628, 1614350, 1775785, 2841256, 3228700, 3551570, 6457400, 7103140, 8878925, 14206280, 17757850, 35515700, 71031400]

約数ペア:

[(1, 71031400), (2, 35515700), (4, 17757850), (5, 14206280), (8, 8878925), (10, 7103140), (11, 6457400), (20, 3551570), (22, 3228700), (25, 2841256), (40, 1775785), (44, 1614350), (50, 1420628), (55, 1291480), (83, 855800), (88, 807175), (100, 710314), (110, 645740), (166, 427900), (200, 355157), (220, 322870), (275, 258296), (332, 213950), (389, 182600), (415, 171160), (440, 161435), (550, 129148), (664, 106975), (778, 91300), (830, 85580), (913, 77800), (1100, 64574), (1556, 45650), (1660, 42790), (1826, 38900), (1945, 36520), (2075, 34232), (2200, 32287), (3112, 22825), (3320, 21395), (3652, 19450), (3890, 18260), (4150, 17116), (4279, 16600), (4565, 15560), (7304, 9725), (7780, 9130), (8300, 8558)]