42257920

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{971}}^1$

素因数の和:1011

約数の個数: 80

約数和(自身を含む): 107390448

約数和(自身を除く): 65132528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 971, 1088, 1280, 1360, 1942, 2176, 2560, 2720, 3884, 4352, 4855, 5440, 7768, 8704, 9710, 10880, 15536, 16507, 19420, 21760, 31072, 33014, 38840, 43520, 62144, 66028, 77680, 82535, 124288, 132056, 155360, 165070, 248576, 264112, 310720, 330140, 497152, 528224, 621440, 660280, 1056448, 1242880, 1320560, 2112896, 2485760, 2641120, 4225792, 5282240, 8451584, 10564480, 21128960, 42257920]

約数ペア:

[(1, 42257920), (2, 21128960), (4, 10564480), (5, 8451584), (8, 5282240), (10, 4225792), (16, 2641120), (17, 2485760), (20, 2112896), (32, 1320560), (34, 1242880), (40, 1056448), (64, 660280), (68, 621440), (80, 528224), (85, 497152), (128, 330140), (136, 310720), (160, 264112), (170, 248576), (256, 165070), (272, 155360), (320, 132056), (340, 124288), (512, 82535), (544, 77680), (640, 66028), (680, 62144), (971, 43520), (1088, 38840), (1280, 33014), (1360, 31072), (1942, 21760), (2176, 19420), (2560, 16507), (2720, 15536), (3884, 10880), (4352, 9710), (4855, 8704), (5440, 7768)]