48640400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:369

約数の個数: 120

約数和(自身を含む): 129527424

約数和(自身を除く): 80887024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 25, 34, 40, 46, 50, 68, 80, 85, 92, 100, 115, 136, 170, 184, 200, 230, 272, 311, 340, 368, 391, 400, 425, 460, 575, 622, 680, 782, 850, 920, 1150, 1244, 1360, 1555, 1564, 1700, 1840, 1955, 2300, 2488, 3110, 3128, 3400, 3910, 4600, 4976, 5287, 6220, 6256, 6800, 7153, 7775, 7820, 9200, 9775, 10574, 12440, 14306, 15550, 15640, 19550, 21148, 24880, 26435, 28612, 31100, 31280, 35765, 39100, 42296, 52870, 57224, 62200, 71530, 78200, 84592, 105740, 114448, 121601, 124400, 132175, 143060, 156400, 178825, 211480, 243202, 264350, 286120, 357650, 422960, 486404, 528700, 572240, 608005, 715300, 972808, 1057400, 1216010, 1430600, 1945616, 2114800, 2432020, 2861200, 3040025, 4864040, 6080050, 9728080, 12160100, 24320200, 48640400]

約数ペア:

[(1, 48640400), (2, 24320200), (4, 12160100), (5, 9728080), (8, 6080050), (10, 4864040), (16, 3040025), (17, 2861200), (20, 2432020), (23, 2114800), (25, 1945616), (34, 1430600), (40, 1216010), (46, 1057400), (50, 972808), (68, 715300), (80, 608005), (85, 572240), (92, 528700), (100, 486404), (115, 422960), (136, 357650), (170, 286120), (184, 264350), (200, 243202), (230, 211480), (272, 178825), (311, 156400), (340, 143060), (368, 132175), (391, 124400), (400, 121601), (425, 114448), (460, 105740), (575, 84592), (622, 78200), (680, 71530), (782, 62200), (850, 57224), (920, 52870), (1150, 42296), (1244, 39100), (1360, 35765), (1555, 31280), (1564, 31100), (1700, 28612), (1840, 26435), (1955, 24880), (2300, 21148), (2488, 19550), (3110, 15640), (3128, 15550), (3400, 14306), (3910, 12440), (4600, 10574), (4976, 9775), (5287, 9200), (6220, 7820), (6256, 7775), (6800, 7153)]