847888640

素因数分解:

$2^8\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6829}}^1$

素因数の和:6947

約数の個数: 72

約数和(自身を含む): 2052196440

約数和(自身を除く): 1204307800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 640, 776, 970, 1280, 1552, 1940, 3104, 3880, 6208, 6829, 7760, 12416, 13658, 15520, 24832, 27316, 31040, 34145, 54632, 62080, 68290, 109264, 124160, 136580, 218528, 273160, 437056, 546320, 662413, 874112, 1092640, 1324826, 1748224, 2185280, 2649652, 3312065, 4370560, 5299304, 6624130, 8741120, 10598608, 13248260, 21197216, 26496520, 42394432, 52993040, 84788864, 105986080, 169577728, 211972160, 423944320, 847888640]

約数ペア:

[(1, 847888640), (2, 423944320), (4, 211972160), (5, 169577728), (8, 105986080), (10, 84788864), (16, 52993040), (20, 42394432), (32, 26496520), (40, 21197216), (64, 13248260), (80, 10598608), (97, 8741120), (128, 6624130), (160, 5299304), (194, 4370560), (256, 3312065), (320, 2649652), (388, 2185280), (485, 1748224), (640, 1324826), (776, 1092640), (970, 874112), (1280, 662413), (1552, 546320), (1940, 437056), (3104, 273160), (3880, 218528), (6208, 136580), (6829, 124160), (7760, 109264), (12416, 68290), (13658, 62080), (15520, 54632), (24832, 34145), (27316, 31040)]