64695520

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 161118720

約数和(自身を除く): 96423200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 73, 80, 116, 145, 146, 160, 191, 232, 290, 292, 365, 382, 464, 580, 584, 730, 764, 928, 955, 1160, 1168, 1460, 1528, 1910, 2117, 2320, 2336, 2920, 3056, 3820, 4234, 4640, 5539, 5840, 6112, 7640, 8468, 10585, 11078, 11680, 13943, 15280, 16936, 21170, 22156, 27695, 27886, 30560, 33872, 42340, 44312, 55390, 55772, 67744, 69715, 84680, 88624, 110780, 111544, 139430, 169360, 177248, 221560, 223088, 278860, 338720, 404347, 443120, 446176, 557720, 808694, 886240, 1115440, 1617388, 2021735, 2230880, 3234776, 4043470, 6469552, 8086940, 12939104, 16173880, 32347760, 64695520]

約数ペア:

[(1, 64695520), (2, 32347760), (4, 16173880), (5, 12939104), (8, 8086940), (10, 6469552), (16, 4043470), (20, 3234776), (29, 2230880), (32, 2021735), (40, 1617388), (58, 1115440), (73, 886240), (80, 808694), (116, 557720), (145, 446176), (146, 443120), (160, 404347), (191, 338720), (232, 278860), (290, 223088), (292, 221560), (365, 177248), (382, 169360), (464, 139430), (580, 111544), (584, 110780), (730, 88624), (764, 84680), (928, 69715), (955, 67744), (1160, 55772), (1168, 55390), (1460, 44312), (1528, 42340), (1910, 33872), (2117, 30560), (2320, 27886), (2336, 27695), (2920, 22156), (3056, 21170), (3820, 16936), (4234, 15280), (4640, 13943), (5539, 11680), (5840, 11078), (6112, 10585), (7640, 8468)]