154870100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20113}}^1$

素因数の和:20145

約数の個数: 72

約数和(自身を含む): 419014848

約数和(自身を除く): 264144748

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 20113, 40226, 80452, 100565, 140791, 201130, 221243, 281582, 402260, 442486, 502825, 563164, 703955, 884972, 1005650, 1106215, 1407910, 1548701, 2011300, 2212430, 2815820, 3097402, 3519775, 4424860, 5531075, 6194804, 7039550, 7743505, 11062150, 14079100, 15487010, 22124300, 30974020, 38717525, 77435050, 154870100]

約数ペア:

[(1, 154870100), (2, 77435050), (4, 38717525), (5, 30974020), (7, 22124300), (10, 15487010), (11, 14079100), (14, 11062150), (20, 7743505), (22, 7039550), (25, 6194804), (28, 5531075), (35, 4424860), (44, 3519775), (50, 3097402), (55, 2815820), (70, 2212430), (77, 2011300), (100, 1548701), (110, 1407910), (140, 1106215), (154, 1005650), (175, 884972), (220, 703955), (275, 563164), (308, 502825), (350, 442486), (385, 402260), (550, 281582), (700, 221243), (770, 201130), (1100, 140791), (1540, 100565), (1925, 80452), (3850, 40226), (7700, 20113)]