389611520

素因数分解:

$2^{16}\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 136

約数和(自身を含む): 990896760

約数和(自身を除く): 601285240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 58, 64, 80, 82, 116, 128, 145, 160, 164, 205, 232, 256, 290, 320, 328, 410, 464, 512, 580, 640, 656, 820, 928, 1024, 1160, 1189, 1280, 1312, 1640, 1856, 2048, 2320, 2378, 2560, 2624, 3280, 3712, 4096, 4640, 4756, 5120, 5248, 5945, 6560, 7424, 8192, 9280, 9512, 10240, 10496, 11890, 13120, 14848, 16384, 18560, 19024, 20480, 20992, 23780, 26240, 29696, 32768, 37120, 38048, 40960, 41984, 47560, 52480, 59392, 65536, 74240, 76096, 81920, 83968, 95120, 104960, 118784, 148480, 152192, 163840, 167936, 190240, 209920, 237568, 296960, 304384, 327680, 335872, 380480, 419840, 475136, 593920, 608768, 671744, 760960, 839680, 950272, 1187840, 1217536, 1343488, 1521920, 1679360, 1900544, 2375680, 2435072, 2686976, 3043840, 3358720, 4751360, 4870144, 6087680, 6717440, 9502720, 9740288, 12175360, 13434880, 19480576, 24350720, 38961152, 48701440, 77922304, 97402880, 194805760, 389611520]

約数ペア:

[(1, 389611520), (2, 194805760), (4, 97402880), (5, 77922304), (8, 48701440), (10, 38961152), (16, 24350720), (20, 19480576), (29, 13434880), (32, 12175360), (40, 9740288), (41, 9502720), (58, 6717440), (64, 6087680), (80, 4870144), (82, 4751360), (116, 3358720), (128, 3043840), (145, 2686976), (160, 2435072), (164, 2375680), (205, 1900544), (232, 1679360), (256, 1521920), (290, 1343488), (320, 1217536), (328, 1187840), (410, 950272), (464, 839680), (512, 760960), (580, 671744), (640, 608768), (656, 593920), (820, 475136), (928, 419840), (1024, 380480), (1160, 335872), (1189, 327680), (1280, 304384), (1312, 296960), (1640, 237568), (1856, 209920), (2048, 190240), (2320, 167936), (2378, 163840), (2560, 152192), (2624, 148480), (3280, 118784), (3712, 104960), (4096, 95120), (4640, 83968), (4756, 81920), (5120, 76096), (5248, 74240), (5945, 65536), (6560, 59392), (7424, 52480), (8192, 47560), (9280, 41984), (9512, 40960), (10240, 38048), (10496, 37120), (11890, 32768), (13120, 29696), (14848, 26240), (16384, 23780), (18560, 20992), (19024, 20480)]