61981700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1$

素因数の和:150

約数の個数: 108

約数和(自身を含む): 154229712

約数和(自身を除く): 92248012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 44, 50, 55, 58, 67, 100, 110, 116, 134, 145, 220, 268, 275, 290, 319, 335, 550, 580, 638, 670, 725, 737, 841, 1100, 1276, 1340, 1450, 1474, 1595, 1675, 1682, 1943, 2900, 2948, 3190, 3350, 3364, 3685, 3886, 4205, 6380, 6700, 7370, 7772, 7975, 8410, 9251, 9715, 14740, 15950, 16820, 18425, 18502, 19430, 21025, 21373, 31900, 36850, 37004, 38860, 42050, 42746, 46255, 48575, 56347, 73700, 84100, 85492, 92510, 97150, 106865, 112694, 185020, 194300, 213730, 225388, 231275, 281735, 427460, 462550, 534325, 563470, 619817, 925100, 1068650, 1126940, 1239634, 1408675, 2137300, 2479268, 2817350, 3099085, 5634700, 6198170, 12396340, 15495425, 30990850, 61981700]

約数ペア:

[(1, 61981700), (2, 30990850), (4, 15495425), (5, 12396340), (10, 6198170), (11, 5634700), (20, 3099085), (22, 2817350), (25, 2479268), (29, 2137300), (44, 1408675), (50, 1239634), (55, 1126940), (58, 1068650), (67, 925100), (100, 619817), (110, 563470), (116, 534325), (134, 462550), (145, 427460), (220, 281735), (268, 231275), (275, 225388), (290, 213730), (319, 194300), (335, 185020), (550, 112694), (580, 106865), (638, 97150), (670, 92510), (725, 85492), (737, 84100), (841, 73700), (1100, 56347), (1276, 48575), (1340, 46255), (1450, 42746), (1474, 42050), (1595, 38860), (1675, 37004), (1682, 36850), (1943, 31900), (2900, 21373), (2948, 21025), (3190, 19430), (3350, 18502), (3364, 18425), (3685, 16820), (3886, 15950), (4205, 14740), (6380, 9715), (6700, 9251), (7370, 8410), (7772, 7975)]