131455376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:137

約数の個数: 160

約数和(自身を含む): 316646400

約数和(自身を除く): 185191024

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 31, 37, 38, 52, 58, 62, 74, 76, 104, 116, 124, 148, 152, 208, 232, 247, 248, 296, 304, 377, 403, 464, 481, 494, 496, 551, 589, 592, 703, 754, 806, 899, 962, 988, 1073, 1102, 1147, 1178, 1406, 1508, 1612, 1798, 1924, 1976, 2146, 2204, 2294, 2356, 2812, 3016, 3224, 3596, 3848, 3952, 4292, 4408, 4588, 4712, 5624, 6032, 6448, 7163, 7192, 7657, 7696, 8584, 8816, 9139, 9176, 9424, 11248, 11687, 13949, 14326, 14384, 14911, 15314, 17081, 17168, 18278, 18352, 20387, 21793, 23374, 27898, 28652, 29822, 30628, 33263, 34162, 36556, 40774, 43586, 46748, 55796, 57304, 59644, 61256, 66526, 68324, 73112, 81548, 87172, 93496, 111592, 114608, 119288, 122512, 133052, 136648, 146224, 163096, 174344, 186992, 222053, 223184, 238576, 265031, 266104, 273296, 283309, 326192, 348688, 432419, 444106, 530062, 532208, 566618, 631997, 864838, 888212, 1060124, 1133236, 1263994, 1729676, 1776424, 2120248, 2266472, 2527988, 3459352, 3552848, 4240496, 4532944, 5055976, 6918704, 8215961, 10111952, 16431922, 32863844, 65727688, 131455376]

約数ペア:

[(1, 131455376), (2, 65727688), (4, 32863844), (8, 16431922), (13, 10111952), (16, 8215961), (19, 6918704), (26, 5055976), (29, 4532944), (31, 4240496), (37, 3552848), (38, 3459352), (52, 2527988), (58, 2266472), (62, 2120248), (74, 1776424), (76, 1729676), (104, 1263994), (116, 1133236), (124, 1060124), (148, 888212), (152, 864838), (208, 631997), (232, 566618), (247, 532208), (248, 530062), (296, 444106), (304, 432419), (377, 348688), (403, 326192), (464, 283309), (481, 273296), (494, 266104), (496, 265031), (551, 238576), (589, 223184), (592, 222053), (703, 186992), (754, 174344), (806, 163096), (899, 146224), (962, 136648), (988, 133052), (1073, 122512), (1102, 119288), (1147, 114608), (1178, 111592), (1406, 93496), (1508, 87172), (1612, 81548), (1798, 73112), (1924, 68324), (1976, 66526), (2146, 61256), (2204, 59644), (2294, 57304), (2356, 55796), (2812, 46748), (3016, 43586), (3224, 40774), (3596, 36556), (3848, 34162), (3952, 33263), (4292, 30628), (4408, 29822), (4588, 28652), (4712, 27898), (5624, 23374), (6032, 21793), (6448, 20387), (7163, 18352), (7192, 18278), (7657, 17168), (7696, 17081), (8584, 15314), (8816, 14911), (9139, 14384), (9176, 14326), (9424, 13949), (11248, 11687)]