26119720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 69984000

約数和(自身を除く): 43864280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 29, 40, 44, 46, 55, 58, 88, 89, 92, 110, 115, 116, 145, 178, 184, 220, 230, 232, 253, 290, 319, 356, 440, 445, 460, 506, 580, 638, 667, 712, 890, 920, 979, 1012, 1160, 1265, 1276, 1334, 1595, 1780, 1958, 2024, 2047, 2530, 2552, 2581, 2668, 3190, 3335, 3560, 3916, 4094, 4895, 5060, 5162, 5336, 6380, 6670, 7337, 7832, 8188, 9790, 10120, 10235, 10324, 12760, 12905, 13340, 14674, 16376, 19580, 20470, 20648, 22517, 25810, 26680, 28391, 29348, 36685, 39160, 40940, 45034, 51620, 56782, 58696, 59363, 73370, 81880, 90068, 103240, 112585, 113564, 118726, 141955, 146740, 180136, 225170, 227128, 237452, 283910, 293480, 296815, 450340, 474904, 567820, 593630, 652993, 900680, 1135640, 1187260, 1305986, 2374520, 2611972, 3264965, 5223944, 6529930, 13059860, 26119720]

約数ペア:

[(1, 26119720), (2, 13059860), (4, 6529930), (5, 5223944), (8, 3264965), (10, 2611972), (11, 2374520), (20, 1305986), (22, 1187260), (23, 1135640), (29, 900680), (40, 652993), (44, 593630), (46, 567820), (55, 474904), (58, 450340), (88, 296815), (89, 293480), (92, 283910), (110, 237452), (115, 227128), (116, 225170), (145, 180136), (178, 146740), (184, 141955), (220, 118726), (230, 113564), (232, 112585), (253, 103240), (290, 90068), (319, 81880), (356, 73370), (440, 59363), (445, 58696), (460, 56782), (506, 51620), (580, 45034), (638, 40940), (667, 39160), (712, 36685), (890, 29348), (920, 28391), (979, 26680), (1012, 25810), (1160, 22517), (1265, 20648), (1276, 20470), (1334, 19580), (1595, 16376), (1780, 14674), (1958, 13340), (2024, 12905), (2047, 12760), (2530, 10324), (2552, 10235), (2581, 10120), (2668, 9790), (3190, 8188), (3335, 7832), (3560, 7337), (3916, 6670), (4094, 6380), (4895, 5336), (5060, 5162)]