31905076

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 68947200

約数和(自身を除く): 37042124

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 59, 62, 89, 98, 118, 124, 178, 196, 217, 236, 356, 413, 434, 623, 826, 868, 1246, 1519, 1652, 1829, 2492, 2759, 2891, 3038, 3658, 4361, 5251, 5518, 5782, 6076, 7316, 8722, 10502, 11036, 11564, 12803, 17444, 19313, 21004, 25606, 36757, 38626, 51212, 73514, 77252, 89621, 135191, 147028, 162781, 179242, 257299, 270382, 325562, 358484, 514598, 540764, 651124, 1029196, 1139467, 2278934, 4557868, 7976269, 15952538, 31905076]

約数ペア:

[(1, 31905076), (2, 15952538), (4, 7976269), (7, 4557868), (14, 2278934), (28, 1139467), (31, 1029196), (49, 651124), (59, 540764), (62, 514598), (89, 358484), (98, 325562), (118, 270382), (124, 257299), (178, 179242), (196, 162781), (217, 147028), (236, 135191), (356, 89621), (413, 77252), (434, 73514), (623, 51212), (826, 38626), (868, 36757), (1246, 25606), (1519, 21004), (1652, 19313), (1829, 17444), (2492, 12803), (2759, 11564), (2891, 11036), (3038, 10502), (3658, 8722), (4361, 7316), (5251, 6076), (5518, 5782)]