172887470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 364732416

約数和(自身を除く): 191844946

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 191, 193, 335, 382, 386, 469, 670, 938, 955, 965, 1337, 1351, 1910, 1930, 2345, 2674, 2702, 4690, 6685, 6755, 12797, 12931, 13370, 13510, 25594, 25862, 36863, 63985, 64655, 73726, 89579, 90517, 127970, 129310, 179158, 181034, 184315, 258041, 368630, 447895, 452585, 516082, 895790, 905170, 1290205, 2469821, 2580410, 4939642, 12349105, 17288747, 24698210, 34577494, 86443735, 172887470]

約数ペア:

[(1, 172887470), (2, 86443735), (5, 34577494), (7, 24698210), (10, 17288747), (14, 12349105), (35, 4939642), (67, 2580410), (70, 2469821), (134, 1290205), (191, 905170), (193, 895790), (335, 516082), (382, 452585), (386, 447895), (469, 368630), (670, 258041), (938, 184315), (955, 181034), (965, 179158), (1337, 129310), (1351, 127970), (1910, 90517), (1930, 89579), (2345, 73726), (2674, 64655), (2702, 63985), (4690, 36863), (6685, 25862), (6755, 25594), (12797, 13510), (12931, 13370)]