2565656320

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{751}}^1$

素因数の和:946

約数の個数: 144

約数和(自身を含む): 6557217408

約数和(自身を除く): 3991561088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 157, 160, 170, 256, 272, 314, 320, 340, 544, 628, 640, 680, 751, 785, 1088, 1256, 1280, 1360, 1502, 1570, 2176, 2512, 2669, 2720, 3004, 3140, 3755, 4352, 5024, 5338, 5440, 6008, 6280, 7510, 10048, 10676, 10880, 12016, 12560, 12767, 13345, 15020, 20096, 21352, 21760, 24032, 25120, 25534, 26690, 30040, 40192, 42704, 48064, 50240, 51068, 53380, 60080, 63835, 85408, 96128, 100480, 102136, 106760, 117907, 120160, 127670, 170816, 192256, 200960, 204272, 213520, 235814, 240320, 255340, 341632, 408544, 427040, 471628, 480640, 510680, 589535, 683264, 817088, 854080, 943256, 961280, 1021360, 1179070, 1634176, 1708160, 1886512, 2004419, 2042720, 2358140, 3268352, 3416320, 3773024, 4008838, 4085440, 4716280, 7546048, 8017676, 8170880, 9432560, 10022095, 15092096, 16035352, 16341760, 18865120, 20044190, 30184192, 32070704, 37730240, 40088380, 64141408, 75460480, 80176760, 128282816, 150920960, 160353520, 256565632, 320707040, 513131264, 641414080, 1282828160, 2565656320]

約数ペア:

[(1, 2565656320), (2, 1282828160), (4, 641414080), (5, 513131264), (8, 320707040), (10, 256565632), (16, 160353520), (17, 150920960), (20, 128282816), (32, 80176760), (34, 75460480), (40, 64141408), (64, 40088380), (68, 37730240), (80, 32070704), (85, 30184192), (128, 20044190), (136, 18865120), (157, 16341760), (160, 16035352), (170, 15092096), (256, 10022095), (272, 9432560), (314, 8170880), (320, 8017676), (340, 7546048), (544, 4716280), (628, 4085440), (640, 4008838), (680, 3773024), (751, 3416320), (785, 3268352), (1088, 2358140), (1256, 2042720), (1280, 2004419), (1360, 1886512), (1502, 1708160), (1570, 1634176), (2176, 1179070), (2512, 1021360), (2669, 961280), (2720, 943256), (3004, 854080), (3140, 817088), (3755, 683264), (4352, 589535), (5024, 510680), (5338, 480640), (5440, 471628), (6008, 427040), (6280, 408544), (7510, 341632), (10048, 255340), (10676, 240320), (10880, 235814), (12016, 213520), (12560, 204272), (12767, 200960), (13345, 192256), (15020, 170816), (20096, 127670), (21352, 120160), (21760, 117907), (24032, 106760), (25120, 102136), (25534, 100480), (26690, 96128), (30040, 85408), (40192, 63835), (42704, 60080), (48064, 53380), (50240, 51068)]