91729720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{881}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 219088800

約数和(自身を除く): 127359080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 137, 152, 190, 274, 380, 548, 685, 760, 881, 1096, 1370, 1762, 2603, 2740, 3524, 4405, 5206, 5480, 7048, 8810, 10412, 13015, 16739, 17620, 20824, 26030, 33478, 35240, 52060, 66956, 83695, 104120, 120697, 133912, 167390, 241394, 334780, 482788, 603485, 669560, 965576, 1206970, 2293243, 2413940, 4586486, 4827880, 9172972, 11466215, 18345944, 22932430, 45864860, 91729720]

約数ペア:

[(1, 91729720), (2, 45864860), (4, 22932430), (5, 18345944), (8, 11466215), (10, 9172972), (19, 4827880), (20, 4586486), (38, 2413940), (40, 2293243), (76, 1206970), (95, 965576), (137, 669560), (152, 603485), (190, 482788), (274, 334780), (380, 241394), (548, 167390), (685, 133912), (760, 120697), (881, 104120), (1096, 83695), (1370, 66956), (1762, 52060), (2603, 35240), (2740, 33478), (3524, 26030), (4405, 20824), (5206, 17620), (5480, 16739), (7048, 13015), (8810, 10412)]