201697520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3449}}^1$

素因数の和:3522

約数の個数: 80

約数和(自身を含む): 508226400

約数和(自身を除く): 306528880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 860, 1360, 1462, 1720, 2924, 3440, 3449, 3655, 5848, 6898, 7310, 11696, 13796, 14620, 17245, 27592, 29240, 34490, 55184, 58480, 58633, 68980, 117266, 137960, 148307, 234532, 275920, 293165, 296614, 469064, 586330, 593228, 741535, 938128, 1172660, 1186456, 1483070, 2345320, 2372912, 2521219, 2966140, 4690640, 5042438, 5932280, 10084876, 11864560, 12606095, 20169752, 25212190, 40339504, 50424380, 100848760, 201697520]

約数ペア:

[(1, 201697520), (2, 100848760), (4, 50424380), (5, 40339504), (8, 25212190), (10, 20169752), (16, 12606095), (17, 11864560), (20, 10084876), (34, 5932280), (40, 5042438), (43, 4690640), (68, 2966140), (80, 2521219), (85, 2372912), (86, 2345320), (136, 1483070), (170, 1186456), (172, 1172660), (215, 938128), (272, 741535), (340, 593228), (344, 586330), (430, 469064), (680, 296614), (688, 293165), (731, 275920), (860, 234532), (1360, 148307), (1462, 137960), (1720, 117266), (2924, 68980), (3440, 58633), (3449, 58480), (3655, 55184), (5848, 34490), (6898, 29240), (7310, 27592), (11696, 17245), (13796, 14620)]