88687900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 234207232

約数和(自身を除く): 145519332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 61, 62, 67, 70, 100, 122, 124, 134, 140, 155, 175, 217, 244, 268, 305, 310, 335, 350, 427, 434, 469, 610, 620, 670, 700, 775, 854, 868, 938, 1085, 1220, 1340, 1525, 1550, 1675, 1708, 1876, 1891, 2077, 2135, 2170, 2345, 3050, 3100, 3350, 3782, 4087, 4154, 4270, 4340, 4690, 5425, 6100, 6700, 7564, 8174, 8308, 8540, 9380, 9455, 10385, 10675, 10850, 11725, 13237, 14539, 16348, 18910, 20435, 20770, 21350, 21700, 23450, 26474, 28609, 29078, 37820, 40870, 41540, 42700, 46900, 47275, 51925, 52948, 57218, 58156, 66185, 72695, 81740, 94550, 102175, 103850, 114436, 126697, 132370, 143045, 145390, 189100, 204350, 207700, 253394, 264740, 286090, 290780, 330925, 363475, 408700, 506788, 572180, 633485, 661850, 715225, 726950, 886879, 1266970, 1323700, 1430450, 1453900, 1773758, 2533940, 2860900, 3167425, 3547516, 4434395, 6334850, 8868790, 12669700, 17737580, 22171975, 44343950, 88687900]

約数ペア:

[(1, 88687900), (2, 44343950), (4, 22171975), (5, 17737580), (7, 12669700), (10, 8868790), (14, 6334850), (20, 4434395), (25, 3547516), (28, 3167425), (31, 2860900), (35, 2533940), (50, 1773758), (61, 1453900), (62, 1430450), (67, 1323700), (70, 1266970), (100, 886879), (122, 726950), (124, 715225), (134, 661850), (140, 633485), (155, 572180), (175, 506788), (217, 408700), (244, 363475), (268, 330925), (305, 290780), (310, 286090), (335, 264740), (350, 253394), (427, 207700), (434, 204350), (469, 189100), (610, 145390), (620, 143045), (670, 132370), (700, 126697), (775, 114436), (854, 103850), (868, 102175), (938, 94550), (1085, 81740), (1220, 72695), (1340, 66185), (1525, 58156), (1550, 57218), (1675, 52948), (1708, 51925), (1876, 47275), (1891, 46900), (2077, 42700), (2135, 41540), (2170, 40870), (2345, 37820), (3050, 29078), (3100, 28609), (3350, 26474), (3782, 23450), (4087, 21700), (4154, 21350), (4270, 20770), (4340, 20435), (4690, 18910), (5425, 16348), (6100, 14539), (6700, 13237), (7564, 11725), (8174, 10850), (8308, 10675), (8540, 10385), (9380, 9455)]