67294720

素因数分解:

$2^9\times 5^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 80

約数和(自身を含む): 163614528

約数和(自身を除く): 96319808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 271, 320, 388, 485, 512, 542, 640, 776, 970, 1084, 1280, 1355, 1552, 1940, 2168, 2560, 2710, 3104, 3880, 4336, 5420, 6208, 7760, 8672, 10840, 12416, 15520, 17344, 21680, 24832, 26287, 31040, 34688, 43360, 49664, 52574, 62080, 69376, 86720, 105148, 124160, 131435, 138752, 173440, 210296, 248320, 262870, 346880, 420592, 525740, 693760, 841184, 1051480, 1682368, 2102960, 3364736, 4205920, 6729472, 8411840, 13458944, 16823680, 33647360, 67294720]

約数ペア:

[(1, 67294720), (2, 33647360), (4, 16823680), (5, 13458944), (8, 8411840), (10, 6729472), (16, 4205920), (20, 3364736), (32, 2102960), (40, 1682368), (64, 1051480), (80, 841184), (97, 693760), (128, 525740), (160, 420592), (194, 346880), (256, 262870), (271, 248320), (320, 210296), (388, 173440), (485, 138752), (512, 131435), (542, 124160), (640, 105148), (776, 86720), (970, 69376), (1084, 62080), (1280, 52574), (1355, 49664), (1552, 43360), (1940, 34688), (2168, 31040), (2560, 26287), (2710, 24832), (3104, 21680), (3880, 17344), (4336, 15520), (5420, 12416), (6208, 10840), (7760, 8672)]