77484640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 197424864

約数和(自身を除く): 119940224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 68, 80, 85, 122, 136, 160, 170, 244, 272, 305, 340, 467, 488, 544, 610, 680, 934, 976, 1037, 1220, 1360, 1868, 1952, 2074, 2335, 2440, 2720, 3736, 4148, 4670, 4880, 5185, 7472, 7939, 8296, 9340, 9760, 10370, 14944, 15878, 16592, 18680, 20740, 28487, 31756, 33184, 37360, 39695, 41480, 56974, 63512, 74720, 79390, 82960, 113948, 127024, 142435, 158780, 165920, 227896, 254048, 284870, 317560, 455792, 484279, 569740, 635120, 911584, 968558, 1139480, 1270240, 1937116, 2278960, 2421395, 3874232, 4557920, 4842790, 7748464, 9685580, 15496928, 19371160, 38742320, 77484640]

約数ペア:

[(1, 77484640), (2, 38742320), (4, 19371160), (5, 15496928), (8, 9685580), (10, 7748464), (16, 4842790), (17, 4557920), (20, 3874232), (32, 2421395), (34, 2278960), (40, 1937116), (61, 1270240), (68, 1139480), (80, 968558), (85, 911584), (122, 635120), (136, 569740), (160, 484279), (170, 455792), (244, 317560), (272, 284870), (305, 254048), (340, 227896), (467, 165920), (488, 158780), (544, 142435), (610, 127024), (680, 113948), (934, 82960), (976, 79390), (1037, 74720), (1220, 63512), (1360, 56974), (1868, 41480), (1952, 39695), (2074, 37360), (2335, 33184), (2440, 31756), (2720, 28487), (3736, 20740), (4148, 18680), (4670, 16592), (4880, 15878), (5185, 14944), (7472, 10370), (7939, 9760), (8296, 9340)]