8340800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:436

約数の個数: 84

約数和(自身を含む): 22157436

約数和(自身を除く): 13816636

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 130, 160, 200, 208, 260, 320, 325, 400, 401, 416, 520, 650, 800, 802, 832, 1040, 1300, 1600, 1604, 2005, 2080, 2600, 3208, 4010, 4160, 5200, 5213, 6416, 8020, 10025, 10400, 10426, 12832, 16040, 20050, 20800, 20852, 25664, 26065, 32080, 40100, 41704, 52130, 64160, 80200, 83408, 104260, 128320, 130325, 160400, 166816, 208520, 260650, 320800, 333632, 417040, 521300, 641600, 834080, 1042600, 1668160, 2085200, 4170400, 8340800]

約数ペア:

[(1, 8340800), (2, 4170400), (4, 2085200), (5, 1668160), (8, 1042600), (10, 834080), (13, 641600), (16, 521300), (20, 417040), (25, 333632), (26, 320800), (32, 260650), (40, 208520), (50, 166816), (52, 160400), (64, 130325), (65, 128320), (80, 104260), (100, 83408), (104, 80200), (130, 64160), (160, 52130), (200, 41704), (208, 40100), (260, 32080), (320, 26065), (325, 25664), (400, 20852), (401, 20800), (416, 20050), (520, 16040), (650, 12832), (800, 10426), (802, 10400), (832, 10025), (1040, 8020), (1300, 6416), (1600, 5213), (1604, 5200), (2005, 4160), (2080, 4010), (2600, 3208)]