28865904

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 78343200

約数和(自身を除く): 49477296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 89, 116, 174, 178, 232, 233, 267, 348, 356, 464, 466, 534, 696, 699, 712, 932, 1068, 1392, 1398, 1424, 1864, 2136, 2581, 2796, 3728, 4272, 5162, 5592, 6757, 7743, 10324, 11184, 13514, 15486, 20271, 20648, 20737, 27028, 30972, 40542, 41296, 41474, 54056, 61944, 62211, 81084, 82948, 108112, 123888, 124422, 162168, 165896, 248844, 324336, 331792, 497688, 601373, 995376, 1202746, 1804119, 2405492, 3608238, 4810984, 7216476, 9621968, 14432952, 28865904]

約数ペア:

[(1, 28865904), (2, 14432952), (3, 9621968), (4, 7216476), (6, 4810984), (8, 3608238), (12, 2405492), (16, 1804119), (24, 1202746), (29, 995376), (48, 601373), (58, 497688), (87, 331792), (89, 324336), (116, 248844), (174, 165896), (178, 162168), (232, 124422), (233, 123888), (267, 108112), (348, 82948), (356, 81084), (464, 62211), (466, 61944), (534, 54056), (696, 41474), (699, 41296), (712, 40542), (932, 30972), (1068, 27028), (1392, 20737), (1398, 20648), (1424, 20271), (1864, 15486), (2136, 13514), (2581, 11184), (2796, 10324), (3728, 7743), (4272, 6757), (5162, 5592)]