157299890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 321933312

約数和(自身を除く): 164633422

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 163, 283, 310, 326, 341, 566, 682, 815, 1415, 1630, 1705, 1793, 2830, 3113, 3410, 3586, 5053, 6226, 8773, 8965, 10106, 15565, 17546, 17930, 25265, 31130, 43865, 46129, 50530, 55583, 87730, 92258, 96503, 111166, 193006, 230645, 277915, 461290, 482515, 507419, 555830, 965030, 1014838, 1429999, 2537095, 2859998, 5074190, 7149995, 14299990, 15729989, 31459978, 78649945, 157299890]

約数ペア:

[(1, 157299890), (2, 78649945), (5, 31459978), (10, 15729989), (11, 14299990), (22, 7149995), (31, 5074190), (55, 2859998), (62, 2537095), (110, 1429999), (155, 1014838), (163, 965030), (283, 555830), (310, 507419), (326, 482515), (341, 461290), (566, 277915), (682, 230645), (815, 193006), (1415, 111166), (1630, 96503), (1705, 92258), (1793, 87730), (2830, 55583), (3113, 50530), (3410, 46129), (3586, 43865), (5053, 31130), (6226, 25265), (8773, 17930), (8965, 17546), (10106, 15565)]