28698400

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1237}}^1$

素因数の和:1286

約数の個数: 72

約数和(自身を含む): 72534420

約数和(自身を除く): 43836020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 80, 100, 116, 145, 160, 200, 232, 290, 400, 464, 580, 725, 800, 928, 1160, 1237, 1450, 2320, 2474, 2900, 4640, 4948, 5800, 6185, 9896, 11600, 12370, 19792, 23200, 24740, 30925, 35873, 39584, 49480, 61850, 71746, 98960, 123700, 143492, 179365, 197920, 247400, 286984, 358730, 494800, 573968, 717460, 896825, 989600, 1147936, 1434920, 1793650, 2869840, 3587300, 5739680, 7174600, 14349200, 28698400]

約数ペア:

[(1, 28698400), (2, 14349200), (4, 7174600), (5, 5739680), (8, 3587300), (10, 2869840), (16, 1793650), (20, 1434920), (25, 1147936), (29, 989600), (32, 896825), (40, 717460), (50, 573968), (58, 494800), (80, 358730), (100, 286984), (116, 247400), (145, 197920), (160, 179365), (200, 143492), (232, 123700), (290, 98960), (400, 71746), (464, 61850), (580, 49480), (725, 39584), (800, 35873), (928, 30925), (1160, 24740), (1237, 23200), (1450, 19792), (2320, 12370), (2474, 11600), (2900, 9896), (4640, 6185), (4948, 5800)]