77204480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1$

素因数の和:929

約数の個数: 88

約数和(自身を含む): 196315488

約数和(自身を除く): 119111008

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, 887, 1024, 1088, 1280, 1360, 1774, 2176, 2560, 2720, 3548, 4352, 4435, 5120, 5440, 7096, 8704, 8870, 10880, 14192, 15079, 17408, 17740, 21760, 28384, 30158, 35480, 43520, 56768, 60316, 70960, 75395, 87040, 113536, 120632, 141920, 150790, 227072, 241264, 283840, 301580, 454144, 482528, 567680, 603160, 908288, 965056, 1135360, 1206320, 1930112, 2270720, 2412640, 3860224, 4541440, 4825280, 7720448, 9650560, 15440896, 19301120, 38602240, 77204480]

約数ペア:

[(1, 77204480), (2, 38602240), (4, 19301120), (5, 15440896), (8, 9650560), (10, 7720448), (16, 4825280), (17, 4541440), (20, 3860224), (32, 2412640), (34, 2270720), (40, 1930112), (64, 1206320), (68, 1135360), (80, 965056), (85, 908288), (128, 603160), (136, 567680), (160, 482528), (170, 454144), (256, 301580), (272, 283840), (320, 241264), (340, 227072), (512, 150790), (544, 141920), (640, 120632), (680, 113536), (887, 87040), (1024, 75395), (1088, 70960), (1280, 60316), (1360, 56768), (1774, 43520), (2176, 35480), (2560, 30158), (2720, 28384), (3548, 21760), (4352, 17740), (4435, 17408), (5120, 15079), (5440, 14192), (7096, 10880), (8704, 8870)]