77117200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 199119200

約数和(自身を除く): 122002000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 73, 76, 80, 95, 100, 139, 146, 152, 190, 200, 278, 292, 304, 365, 380, 400, 475, 556, 584, 695, 730, 760, 950, 1112, 1168, 1387, 1390, 1460, 1520, 1825, 1900, 2224, 2641, 2774, 2780, 2920, 3475, 3650, 3800, 5282, 5548, 5560, 5840, 6935, 6950, 7300, 7600, 10147, 10564, 11096, 11120, 13205, 13870, 13900, 14600, 20294, 21128, 22192, 26410, 27740, 27800, 29200, 34675, 40588, 42256, 50735, 52820, 55480, 55600, 66025, 69350, 81176, 101470, 105640, 110960, 132050, 138700, 162352, 192793, 202940, 211280, 253675, 264100, 277400, 385586, 405880, 507350, 528200, 554800, 771172, 811760, 963965, 1014700, 1056400, 1542344, 1927930, 2029400, 3084688, 3855860, 4058800, 4819825, 7711720, 9639650, 15423440, 19279300, 38558600, 77117200]

約数ペア:

[(1, 77117200), (2, 38558600), (4, 19279300), (5, 15423440), (8, 9639650), (10, 7711720), (16, 4819825), (19, 4058800), (20, 3855860), (25, 3084688), (38, 2029400), (40, 1927930), (50, 1542344), (73, 1056400), (76, 1014700), (80, 963965), (95, 811760), (100, 771172), (139, 554800), (146, 528200), (152, 507350), (190, 405880), (200, 385586), (278, 277400), (292, 264100), (304, 253675), (365, 211280), (380, 202940), (400, 192793), (475, 162352), (556, 138700), (584, 132050), (695, 110960), (730, 105640), (760, 101470), (950, 81176), (1112, 69350), (1168, 66025), (1387, 55600), (1390, 55480), (1460, 52820), (1520, 50735), (1825, 42256), (1900, 40588), (2224, 34675), (2641, 29200), (2774, 27800), (2780, 27740), (2920, 26410), (3475, 22192), (3650, 21128), (3800, 20294), (5282, 14600), (5548, 13900), (5560, 13870), (5840, 13205), (6935, 11120), (6950, 11096), (7300, 10564), (7600, 10147)]