199911808

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{607}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 416747520

約数和(自身を除く): 216835712

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 128, 166, 248, 332, 496, 607, 664, 992, 1214, 1328, 1984, 2428, 2573, 2656, 3968, 4856, 5146, 5312, 9712, 10292, 10624, 18817, 19424, 20584, 37634, 38848, 41168, 50381, 75268, 77696, 82336, 100762, 150536, 164672, 201524, 301072, 329344, 403048, 602144, 806096, 1204288, 1561811, 1612192, 2408576, 3123622, 3224384, 6247244, 6448768, 12494488, 24988976, 49977952, 99955904, 199911808]

約数ペア:

[(1, 199911808), (2, 99955904), (4, 49977952), (8, 24988976), (16, 12494488), (31, 6448768), (32, 6247244), (62, 3224384), (64, 3123622), (83, 2408576), (124, 1612192), (128, 1561811), (166, 1204288), (248, 806096), (332, 602144), (496, 403048), (607, 329344), (664, 301072), (992, 201524), (1214, 164672), (1328, 150536), (1984, 100762), (2428, 82336), (2573, 77696), (2656, 75268), (3968, 50381), (4856, 41168), (5146, 38848), (5312, 37634), (9712, 20584), (10292, 19424), (10624, 18817)]