4198400

素因数分解:

$2^{12}\times 5^2\times {\mathrm{41}}^1$

素因数の和:75

約数の個数: 78

約数和(自身を含む): 10664682

約数和(自身を除く): 6466282

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 160, 164, 200, 205, 256, 320, 328, 400, 410, 512, 640, 656, 800, 820, 1024, 1025, 1280, 1312, 1600, 1640, 2048, 2050, 2560, 2624, 3200, 3280, 4096, 4100, 5120, 5248, 6400, 6560, 8200, 10240, 10496, 12800, 13120, 16400, 20480, 20992, 25600, 26240, 32800, 41984, 51200, 52480, 65600, 83968, 102400, 104960, 131200, 167936, 209920, 262400, 419840, 524800, 839680, 1049600, 2099200, 4198400]

約数ペア:

[(1, 4198400), (2, 2099200), (4, 1049600), (5, 839680), (8, 524800), (10, 419840), (16, 262400), (20, 209920), (25, 167936), (32, 131200), (40, 104960), (41, 102400), (50, 83968), (64, 65600), (80, 52480), (82, 51200), (100, 41984), (128, 32800), (160, 26240), (164, 25600), (200, 20992), (205, 20480), (256, 16400), (320, 13120), (328, 12800), (400, 10496), (410, 10240), (512, 8200), (640, 6560), (656, 6400), (800, 5248), (820, 5120), (1024, 4100), (1025, 4096), (1280, 3280), (1312, 3200), (1600, 2624), (1640, 2560), (2048, 2050)]