25143580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 68221440

約数和(自身を除く): 43077860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 203, 220, 290, 308, 319, 385, 406, 563, 580, 638, 770, 812, 1015, 1126, 1276, 1540, 1595, 2030, 2233, 2252, 2815, 3190, 3941, 4060, 4466, 5630, 6193, 6380, 7882, 8932, 11165, 11260, 12386, 15764, 16327, 19705, 22330, 24772, 30965, 32654, 39410, 43351, 44660, 61930, 65308, 78820, 81635, 86702, 114289, 123860, 163270, 173404, 179597, 216755, 228578, 326540, 359194, 433510, 457156, 571445, 718388, 867020, 897985, 1142890, 1257179, 1795970, 2285780, 2514358, 3591940, 5028716, 6285895, 12571790, 25143580]

約数ペア:

[(1, 25143580), (2, 12571790), (4, 6285895), (5, 5028716), (7, 3591940), (10, 2514358), (11, 2285780), (14, 1795970), (20, 1257179), (22, 1142890), (28, 897985), (29, 867020), (35, 718388), (44, 571445), (55, 457156), (58, 433510), (70, 359194), (77, 326540), (110, 228578), (116, 216755), (140, 179597), (145, 173404), (154, 163270), (203, 123860), (220, 114289), (290, 86702), (308, 81635), (319, 78820), (385, 65308), (406, 61930), (563, 44660), (580, 43351), (638, 39410), (770, 32654), (812, 30965), (1015, 24772), (1126, 22330), (1276, 19705), (1540, 16327), (1595, 15764), (2030, 12386), (2233, 11260), (2252, 11165), (2815, 8932), (3190, 7882), (3941, 6380), (4060, 6193), (4466, 5630)]