1888613500

素因数分解:

$2^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:584

約数の個数: 96

約数和(自身を含む): 4219488000

約数和(自身を除く): 2330874500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 125, 137, 158, 250, 274, 316, 349, 395, 500, 548, 685, 698, 790, 1370, 1396, 1580, 1745, 1975, 2740, 3425, 3490, 3950, 6850, 6980, 7900, 8725, 9875, 10823, 13700, 17125, 17450, 19750, 21646, 27571, 34250, 34900, 39500, 43292, 43625, 47813, 54115, 55142, 68500, 87250, 95626, 108230, 110284, 137855, 174500, 191252, 216460, 239065, 270575, 275710, 478130, 541150, 551420, 689275, 956260, 1082300, 1195325, 1352875, 1378550, 2390650, 2705750, 2757100, 3446375, 3777227, 4781300, 5411500, 5976625, 6892750, 7554454, 11953250, 13785500, 15108908, 18886135, 23906500, 37772270, 75544540, 94430675, 188861350, 377722700, 472153375, 944306750, 1888613500]

約数ペア:

[(1, 1888613500), (2, 944306750), (4, 472153375), (5, 377722700), (10, 188861350), (20, 94430675), (25, 75544540), (50, 37772270), (79, 23906500), (100, 18886135), (125, 15108908), (137, 13785500), (158, 11953250), (250, 7554454), (274, 6892750), (316, 5976625), (349, 5411500), (395, 4781300), (500, 3777227), (548, 3446375), (685, 2757100), (698, 2705750), (790, 2390650), (1370, 1378550), (1396, 1352875), (1580, 1195325), (1745, 1082300), (1975, 956260), (2740, 689275), (3425, 551420), (3490, 541150), (3950, 478130), (6850, 275710), (6980, 270575), (7900, 239065), (8725, 216460), (9875, 191252), (10823, 174500), (13700, 137855), (17125, 110284), (17450, 108230), (19750, 95626), (21646, 87250), (27571, 68500), (34250, 55142), (34900, 54115), (39500, 47813), (43292, 43625)]