54871960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 148599360

約数和(自身を除く): 93727400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 53, 55, 65, 88, 104, 106, 110, 130, 143, 181, 212, 220, 260, 265, 286, 362, 424, 440, 520, 530, 572, 583, 689, 715, 724, 905, 1060, 1144, 1166, 1378, 1430, 1448, 1810, 1991, 2120, 2332, 2353, 2756, 2860, 2915, 3445, 3620, 3982, 4664, 4706, 5512, 5720, 5830, 6890, 7240, 7579, 7964, 9412, 9593, 9955, 11660, 11765, 13780, 15158, 15928, 18824, 19186, 19910, 23320, 23530, 25883, 27560, 30316, 37895, 38372, 39820, 47060, 47965, 51766, 60632, 75790, 76744, 79640, 94120, 95930, 103532, 105523, 124709, 129415, 151580, 191860, 207064, 211046, 249418, 258830, 303160, 383720, 422092, 498836, 517660, 527615, 623545, 844184, 997672, 1035320, 1055230, 1247090, 1371799, 2110460, 2494180, 2743598, 4220920, 4988360, 5487196, 6858995, 10974392, 13717990, 27435980, 54871960]

約数ペア:

[(1, 54871960), (2, 27435980), (4, 13717990), (5, 10974392), (8, 6858995), (10, 5487196), (11, 4988360), (13, 4220920), (20, 2743598), (22, 2494180), (26, 2110460), (40, 1371799), (44, 1247090), (52, 1055230), (53, 1035320), (55, 997672), (65, 844184), (88, 623545), (104, 527615), (106, 517660), (110, 498836), (130, 422092), (143, 383720), (181, 303160), (212, 258830), (220, 249418), (260, 211046), (265, 207064), (286, 191860), (362, 151580), (424, 129415), (440, 124709), (520, 105523), (530, 103532), (572, 95930), (583, 94120), (689, 79640), (715, 76744), (724, 75790), (905, 60632), (1060, 51766), (1144, 47965), (1166, 47060), (1378, 39820), (1430, 38372), (1448, 37895), (1810, 30316), (1991, 27560), (2120, 25883), (2332, 23530), (2353, 23320), (2756, 19910), (2860, 19186), (2915, 18824), (3445, 15928), (3620, 15158), (3982, 13780), (4664, 11765), (4706, 11660), (5512, 9955), (5720, 9593), (5830, 9412), (6890, 7964), (7240, 7579)]