78247472

素因数分解:

$2^4\times {\mathrm{19}}^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:119

約数の個数: 80

約数和(自身を含む): 172369920

約数和(自身を除く): 94122448

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 38, 46, 62, 76, 92, 124, 152, 184, 248, 304, 361, 368, 437, 496, 589, 713, 722, 874, 1178, 1426, 1444, 1748, 2356, 2852, 2888, 3496, 4712, 5704, 5776, 6859, 6992, 8303, 9424, 11191, 11408, 13547, 13718, 16606, 22382, 27094, 27436, 33212, 44764, 54188, 54872, 66424, 89528, 108376, 109744, 132848, 157757, 179056, 212629, 216752, 257393, 315514, 425258, 514786, 631028, 850516, 1029572, 1262056, 1701032, 2059144, 2524112, 3402064, 4118288, 4890467, 9780934, 19561868, 39123736, 78247472]

約数ペア:

[(1, 78247472), (2, 39123736), (4, 19561868), (8, 9780934), (16, 4890467), (19, 4118288), (23, 3402064), (31, 2524112), (38, 2059144), (46, 1701032), (62, 1262056), (76, 1029572), (92, 850516), (124, 631028), (152, 514786), (184, 425258), (248, 315514), (304, 257393), (361, 216752), (368, 212629), (437, 179056), (496, 157757), (589, 132848), (713, 109744), (722, 108376), (874, 89528), (1178, 66424), (1426, 54872), (1444, 54188), (1748, 44764), (2356, 33212), (2852, 27436), (2888, 27094), (3496, 22382), (4712, 16606), (5704, 13718), (5776, 13547), (6859, 11408), (6992, 11191), (8303, 9424)]