203410640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2039}}^1$

素因数の和:2124

約数の個数: 80

約数和(自身を含む): 500860800

約数和(自身を除く): 297450160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 215, 232, 290, 344, 430, 464, 580, 688, 860, 1160, 1247, 1720, 2039, 2320, 2494, 3440, 4078, 4988, 6235, 8156, 9976, 10195, 12470, 16312, 19952, 20390, 24940, 32624, 40780, 49880, 59131, 81560, 87677, 99760, 118262, 163120, 175354, 236524, 295655, 350708, 438385, 473048, 591310, 701416, 876770, 946096, 1182620, 1402832, 1753540, 2365240, 2542633, 3507080, 4730480, 5085266, 7014160, 10170532, 12713165, 20341064, 25426330, 40682128, 50852660, 101705320, 203410640]

約数ペア:

[(1, 203410640), (2, 101705320), (4, 50852660), (5, 40682128), (8, 25426330), (10, 20341064), (16, 12713165), (20, 10170532), (29, 7014160), (40, 5085266), (43, 4730480), (58, 3507080), (80, 2542633), (86, 2365240), (116, 1753540), (145, 1402832), (172, 1182620), (215, 946096), (232, 876770), (290, 701416), (344, 591310), (430, 473048), (464, 438385), (580, 350708), (688, 295655), (860, 236524), (1160, 175354), (1247, 163120), (1720, 118262), (2039, 99760), (2320, 87677), (2494, 81560), (3440, 59131), (4078, 49880), (4988, 40780), (6235, 32624), (8156, 24940), (9976, 20390), (10195, 19952), (12470, 16312)]