66553760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{653}}^1$

素因数の和:695

約数の個数: 144

約数和(自身を含む): 197275176

約数和(自身を除く): 130721416

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 653, 728, 784, 910, 980, 1040, 1120, 1274, 1306, 1456, 1568, 1820, 1960, 2080, 2548, 2612, 2912, 3185, 3265, 3640, 3920, 4571, 5096, 5224, 6370, 6530, 7280, 7840, 8489, 9142, 10192, 10448, 12740, 13060, 14560, 16978, 18284, 20384, 20896, 22855, 25480, 26120, 31997, 33956, 36568, 42445, 45710, 50960, 52240, 59423, 63994, 67912, 73136, 84890, 91420, 101920, 104480, 118846, 127988, 135824, 146272, 159985, 169780, 182840, 237692, 255976, 271648, 297115, 319970, 339560, 365680, 415961, 475384, 511952, 594230, 639940, 679120, 731360, 831922, 950768, 1023904, 1188460, 1279880, 1358240, 1663844, 1901536, 2079805, 2376920, 2559760, 3327688, 4159610, 4753840, 5119520, 6655376, 8319220, 9507680, 13310752, 16638440, 33276880, 66553760]

約数ペア:

[(1, 66553760), (2, 33276880), (4, 16638440), (5, 13310752), (7, 9507680), (8, 8319220), (10, 6655376), (13, 5119520), (14, 4753840), (16, 4159610), (20, 3327688), (26, 2559760), (28, 2376920), (32, 2079805), (35, 1901536), (40, 1663844), (49, 1358240), (52, 1279880), (56, 1188460), (65, 1023904), (70, 950768), (80, 831922), (91, 731360), (98, 679120), (104, 639940), (112, 594230), (130, 511952), (140, 475384), (160, 415961), (182, 365680), (196, 339560), (208, 319970), (224, 297115), (245, 271648), (260, 255976), (280, 237692), (364, 182840), (392, 169780), (416, 159985), (455, 146272), (490, 135824), (520, 127988), (560, 118846), (637, 104480), (653, 101920), (728, 91420), (784, 84890), (910, 73136), (980, 67912), (1040, 63994), (1120, 59423), (1274, 52240), (1306, 50960), (1456, 45710), (1568, 42445), (1820, 36568), (1960, 33956), (2080, 31997), (2548, 26120), (2612, 25480), (2912, 22855), (3185, 20896), (3265, 20384), (3640, 18284), (3920, 16978), (4571, 14560), (5096, 13060), (5224, 12740), (6370, 10448), (6530, 10192), (7280, 9142), (7840, 8489)]