781036204100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{548519}}^1$

素因数の和:549053

約数の個数: 72

約数和(自身を含む): 1756865678400

約数和(自身を除く): 975829474300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 491, 580, 725, 982, 1450, 1964, 2455, 2900, 4910, 9820, 12275, 14239, 24550, 28478, 49100, 56956, 71195, 142390, 284780, 355975, 548519, 711950, 1097038, 1423900, 2194076, 2742595, 5485190, 10970380, 13712975, 15907051, 27425950, 31814102, 54851900, 63628204, 79535255, 159070510, 269322829, 318141020, 397676275, 538645658, 795352550, 1077291316, 1346614145, 1590705100, 2693228290, 5386456580, 6733070725, 7810362041, 13466141450, 15620724082, 26932282900, 31241448164, 39051810205, 78103620410, 156207240820, 195259051025, 390518102050, 781036204100]

約数ペア:

[(1, 781036204100), (2, 390518102050), (4, 195259051025), (5, 156207240820), (10, 78103620410), (20, 39051810205), (25, 31241448164), (29, 26932282900), (50, 15620724082), (58, 13466141450), (100, 7810362041), (116, 6733070725), (145, 5386456580), (290, 2693228290), (491, 1590705100), (580, 1346614145), (725, 1077291316), (982, 795352550), (1450, 538645658), (1964, 397676275), (2455, 318141020), (2900, 269322829), (4910, 159070510), (9820, 79535255), (12275, 63628204), (14239, 54851900), (24550, 31814102), (28478, 27425950), (49100, 15907051), (56956, 13712975), (71195, 10970380), (142390, 5485190), (284780, 2742595), (355975, 2194076), (548519, 1423900), (711950, 1097038)]