83854225

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 139991040

約数和(自身を除く): 56136815

約数列:

[1, 5, 7, 13, 25, 29, 31, 35, 41, 65, 91, 145, 155, 175, 203, 205, 217, 287, 325, 377, 403, 455, 533, 725, 775, 899, 1015, 1025, 1085, 1189, 1271, 1435, 1885, 2015, 2275, 2639, 2665, 2821, 3731, 4495, 5075, 5425, 5945, 6293, 6355, 7175, 8323, 8897, 9425, 10075, 11687, 13195, 13325, 14105, 15457, 16523, 18655, 22475, 29725, 31465, 31775, 36859, 41615, 44485, 58435, 65975, 70525, 77285, 81809, 82615, 93275, 108199, 115661, 157325, 184295, 208075, 222425, 258013, 292175, 386425, 409045, 413075, 479167, 540995, 578305, 921475, 1290065, 2045225, 2395835, 2704975, 2891525, 3354169, 6450325, 11979175, 16770845, 83854225]

約数ペア:

[(1, 83854225), (5, 16770845), (7, 11979175), (13, 6450325), (25, 3354169), (29, 2891525), (31, 2704975), (35, 2395835), (41, 2045225), (65, 1290065), (91, 921475), (145, 578305), (155, 540995), (175, 479167), (203, 413075), (205, 409045), (217, 386425), (287, 292175), (325, 258013), (377, 222425), (403, 208075), (455, 184295), (533, 157325), (725, 115661), (775, 108199), (899, 93275), (1015, 82615), (1025, 81809), (1085, 77285), (1189, 70525), (1271, 65975), (1435, 58435), (1885, 44485), (2015, 41615), (2275, 36859), (2639, 31775), (2665, 31465), (2821, 29725), (3731, 22475), (4495, 18655), (5075, 16523), (5425, 15457), (5945, 14105), (6293, 13325), (6355, 13195), (7175, 11687), (8323, 10075), (8897, 9425)]