91931000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:622

約数の個数: 128

約数和(自身を含む): 256988160

約数和(自身を除く): 165057160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 100, 115, 125, 140, 161, 175, 184, 200, 230, 250, 280, 322, 350, 460, 500, 571, 575, 644, 700, 805, 875, 920, 1000, 1142, 1150, 1288, 1400, 1610, 1750, 2284, 2300, 2855, 2875, 3220, 3500, 3997, 4025, 4568, 4600, 5710, 5750, 6440, 7000, 7994, 8050, 11420, 11500, 13133, 14275, 15988, 16100, 19985, 20125, 22840, 23000, 26266, 28550, 31976, 32200, 39970, 40250, 52532, 57100, 65665, 71375, 79940, 80500, 91931, 99925, 105064, 114200, 131330, 142750, 159880, 161000, 183862, 199850, 262660, 285500, 328325, 367724, 399700, 459655, 499625, 525320, 571000, 656650, 735448, 799400, 919310, 999250, 1313300, 1641625, 1838620, 1998500, 2298275, 2626600, 3283250, 3677240, 3997000, 4596550, 6566500, 9193100, 11491375, 13133000, 18386200, 22982750, 45965500, 91931000]

約数ペア:

[(1, 91931000), (2, 45965500), (4, 22982750), (5, 18386200), (7, 13133000), (8, 11491375), (10, 9193100), (14, 6566500), (20, 4596550), (23, 3997000), (25, 3677240), (28, 3283250), (35, 2626600), (40, 2298275), (46, 1998500), (50, 1838620), (56, 1641625), (70, 1313300), (92, 999250), (100, 919310), (115, 799400), (125, 735448), (140, 656650), (161, 571000), (175, 525320), (184, 499625), (200, 459655), (230, 399700), (250, 367724), (280, 328325), (322, 285500), (350, 262660), (460, 199850), (500, 183862), (571, 161000), (575, 159880), (644, 142750), (700, 131330), (805, 114200), (875, 105064), (920, 99925), (1000, 91931), (1142, 80500), (1150, 79940), (1288, 71375), (1400, 65665), (1610, 57100), (1750, 52532), (2284, 40250), (2300, 39970), (2855, 32200), (2875, 31976), (3220, 28550), (3500, 26266), (3997, 23000), (4025, 22840), (4568, 20125), (4600, 19985), (5710, 16100), (5750, 15988), (6440, 14275), (7000, 13133), (7994, 11500), (8050, 11420)]