49891400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 129158400

約数和(自身を除く): 79267000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 200, 248, 260, 310, 325, 403, 520, 619, 620, 650, 775, 806, 1238, 1240, 1300, 1550, 1612, 2015, 2476, 2600, 3095, 3100, 3224, 4030, 4952, 6190, 6200, 8047, 8060, 10075, 12380, 15475, 16094, 16120, 19189, 20150, 24760, 30950, 32188, 38378, 40235, 40300, 61900, 64376, 76756, 80470, 80600, 95945, 123800, 153512, 160940, 191890, 201175, 249457, 321880, 383780, 402350, 479725, 498914, 767560, 804700, 959450, 997828, 1247285, 1609400, 1918900, 1995656, 2494570, 3837800, 4989140, 6236425, 9978280, 12472850, 24945700, 49891400]

約数ペア:

[(1, 49891400), (2, 24945700), (4, 12472850), (5, 9978280), (8, 6236425), (10, 4989140), (13, 3837800), (20, 2494570), (25, 1995656), (26, 1918900), (31, 1609400), (40, 1247285), (50, 997828), (52, 959450), (62, 804700), (65, 767560), (100, 498914), (104, 479725), (124, 402350), (130, 383780), (155, 321880), (200, 249457), (248, 201175), (260, 191890), (310, 160940), (325, 153512), (403, 123800), (520, 95945), (619, 80600), (620, 80470), (650, 76756), (775, 64376), (806, 61900), (1238, 40300), (1240, 40235), (1300, 38378), (1550, 32188), (1612, 30950), (2015, 24760), (2476, 20150), (2600, 19189), (3095, 16120), (3100, 16094), (3224, 15475), (4030, 12380), (4952, 10075), (6190, 8060), (6200, 8047)]