28806900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{733}}^1$

素因数の和:881

約数の個数: 72

約数和(自身を含む): 84098784

約数和(自身を除く): 55291884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 131, 150, 262, 300, 393, 524, 655, 733, 786, 1310, 1466, 1572, 1965, 2199, 2620, 2932, 3275, 3665, 3930, 4398, 6550, 7330, 7860, 8796, 9825, 10995, 13100, 14660, 18325, 19650, 21990, 36650, 39300, 43980, 54975, 73300, 96023, 109950, 192046, 219900, 288069, 384092, 480115, 576138, 960230, 1152276, 1440345, 1920460, 2400575, 2880690, 4801150, 5761380, 7201725, 9602300, 14403450, 28806900]

約数ペア:

[(1, 28806900), (2, 14403450), (3, 9602300), (4, 7201725), (5, 5761380), (6, 4801150), (10, 2880690), (12, 2400575), (15, 1920460), (20, 1440345), (25, 1152276), (30, 960230), (50, 576138), (60, 480115), (75, 384092), (100, 288069), (131, 219900), (150, 192046), (262, 109950), (300, 96023), (393, 73300), (524, 54975), (655, 43980), (733, 39300), (786, 36650), (1310, 21990), (1466, 19650), (1572, 18325), (1965, 14660), (2199, 13100), (2620, 10995), (2932, 9825), (3275, 8796), (3665, 7860), (3930, 7330), (4398, 6550)]