25577860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{977}}^1$

素因数の和:1021

約数の個数: 96

約数和(自身を含む): 70979328

約数和(自身を除く): 45401468

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 977, 1190, 1309, 1540, 1870, 1954, 2380, 2618, 3740, 3908, 4885, 5236, 6545, 6839, 9770, 10747, 13090, 13678, 16609, 19540, 21494, 26180, 27356, 33218, 34195, 42988, 53735, 66436, 68390, 75229, 83045, 107470, 116263, 136780, 150458, 166090, 182699, 214940, 232526, 300916, 332180, 365398, 376145, 465052, 581315, 730796, 752290, 913495, 1162630, 1278893, 1504580, 1826990, 2325260, 2557786, 3653980, 5115572, 6394465, 12788930, 25577860]

約数ペア:

[(1, 25577860), (2, 12788930), (4, 6394465), (5, 5115572), (7, 3653980), (10, 2557786), (11, 2325260), (14, 1826990), (17, 1504580), (20, 1278893), (22, 1162630), (28, 913495), (34, 752290), (35, 730796), (44, 581315), (55, 465052), (68, 376145), (70, 365398), (77, 332180), (85, 300916), (110, 232526), (119, 214940), (140, 182699), (154, 166090), (170, 150458), (187, 136780), (220, 116263), (238, 107470), (308, 83045), (340, 75229), (374, 68390), (385, 66436), (476, 53735), (595, 42988), (748, 34195), (770, 33218), (935, 27356), (977, 26180), (1190, 21494), (1309, 19540), (1540, 16609), (1870, 13678), (1954, 13090), (2380, 10747), (2618, 9770), (3740, 6839), (3908, 6545), (4885, 5236)]