20605280250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{4759}}^1$

素因数の和:5053

約数の個数: 128

約数和(自身を含む): 53892034560

約数和(自身を除く): 33286754310

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 125, 138, 150, 230, 250, 251, 345, 375, 502, 575, 690, 750, 753, 1150, 1255, 1506, 1725, 2510, 2875, 3450, 3765, 4759, 5750, 5773, 6275, 7530, 8625, 9518, 11546, 12550, 14277, 17250, 17319, 18825, 23795, 28554, 28865, 31375, 34638, 37650, 47590, 57730, 62750, 71385, 86595, 94125, 109457, 118975, 142770, 144325, 173190, 188250, 218914, 237950, 288650, 328371, 356925, 432975, 547285, 594875, 656742, 713850, 721625, 865950, 1094570, 1189750, 1194509, 1443250, 1641855, 1784625, 2164875, 2389018, 2736425, 3283710, 3569250, 3583527, 4329750, 5472850, 5972545, 7167054, 8209275, 11945090, 13682125, 16418550, 17917635, 27364250, 27473707, 29862725, 35835270, 41046375, 54947414, 59725450, 82092750, 82421121, 89588175, 137368535, 149313625, 164842242, 179176350, 274737070, 298627250, 412105605, 447940875, 686842675, 824211210, 895881750, 1373685350, 2060528025, 3434213375, 4121056050, 6868426750, 10302640125, 20605280250]

約数ペア:

[(1, 20605280250), (2, 10302640125), (3, 6868426750), (5, 4121056050), (6, 3434213375), (10, 2060528025), (15, 1373685350), (23, 895881750), (25, 824211210), (30, 686842675), (46, 447940875), (50, 412105605), (69, 298627250), (75, 274737070), (115, 179176350), (125, 164842242), (138, 149313625), (150, 137368535), (230, 89588175), (250, 82421121), (251, 82092750), (345, 59725450), (375, 54947414), (502, 41046375), (575, 35835270), (690, 29862725), (750, 27473707), (753, 27364250), (1150, 17917635), (1255, 16418550), (1506, 13682125), (1725, 11945090), (2510, 8209275), (2875, 7167054), (3450, 5972545), (3765, 5472850), (4759, 4329750), (5750, 3583527), (5773, 3569250), (6275, 3283710), (7530, 2736425), (8625, 2389018), (9518, 2164875), (11546, 1784625), (12550, 1641855), (14277, 1443250), (17250, 1194509), (17319, 1189750), (18825, 1094570), (23795, 865950), (28554, 721625), (28865, 713850), (31375, 656742), (34638, 594875), (37650, 547285), (47590, 432975), (57730, 356925), (62750, 328371), (71385, 288650), (86595, 237950), (94125, 218914), (109457, 188250), (118975, 173190), (142770, 144325)]