71838200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 201601680

約数和(自身を除く): 129763480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 97, 100, 115, 140, 161, 175, 184, 194, 200, 230, 280, 322, 350, 388, 460, 485, 529, 575, 644, 679, 700, 776, 805, 920, 970, 1058, 1150, 1288, 1358, 1400, 1610, 1940, 2116, 2231, 2300, 2425, 2645, 2716, 3220, 3395, 3703, 3880, 4025, 4232, 4462, 4600, 4850, 5290, 5432, 6440, 6790, 7406, 8050, 8924, 9700, 10580, 11155, 13225, 13580, 14812, 15617, 16100, 16975, 17848, 18515, 19400, 21160, 22310, 26450, 27160, 29624, 31234, 32200, 33950, 37030, 44620, 51313, 52900, 55775, 62468, 67900, 74060, 78085, 89240, 92575, 102626, 105800, 111550, 124936, 135800, 148120, 156170, 185150, 205252, 223100, 256565, 312340, 359191, 370300, 390425, 410504, 446200, 513130, 624680, 718382, 740600, 780850, 1026260, 1282825, 1436764, 1561700, 1795955, 2052520, 2565650, 2873528, 3123400, 3591910, 5131300, 7183820, 8979775, 10262600, 14367640, 17959550, 35919100, 71838200]

約数ペア:

[(1, 71838200), (2, 35919100), (4, 17959550), (5, 14367640), (7, 10262600), (8, 8979775), (10, 7183820), (14, 5131300), (20, 3591910), (23, 3123400), (25, 2873528), (28, 2565650), (35, 2052520), (40, 1795955), (46, 1561700), (50, 1436764), (56, 1282825), (70, 1026260), (92, 780850), (97, 740600), (100, 718382), (115, 624680), (140, 513130), (161, 446200), (175, 410504), (184, 390425), (194, 370300), (200, 359191), (230, 312340), (280, 256565), (322, 223100), (350, 205252), (388, 185150), (460, 156170), (485, 148120), (529, 135800), (575, 124936), (644, 111550), (679, 105800), (700, 102626), (776, 92575), (805, 89240), (920, 78085), (970, 74060), (1058, 67900), (1150, 62468), (1288, 55775), (1358, 52900), (1400, 51313), (1610, 44620), (1940, 37030), (2116, 33950), (2231, 32200), (2300, 31234), (2425, 29624), (2645, 27160), (2716, 26450), (3220, 22310), (3395, 21160), (3703, 19400), (3880, 18515), (4025, 17848), (4232, 16975), (4462, 16100), (4600, 15617), (4850, 14812), (5290, 13580), (5432, 13225), (6440, 11155), (6790, 10580), (7406, 9700), (8050, 8924)]