181956320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12497}}^1$

素因数の和:12532

約数の個数: 96

約数和(自身を含む): 529115328

約数和(自身を除く): 347159008

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 7280, 12497, 14560, 24994, 49988, 62485, 87479, 99976, 124970, 162461, 174958, 199952, 249940, 324922, 349916, 399904, 437395, 499880, 649844, 699832, 812305, 874790, 999760, 1137227, 1299688, 1399664, 1624610, 1749580, 1999520, 2274454, 2599376, 2799328, 3249220, 3499160, 4548908, 5198752, 5686135, 6498440, 6998320, 9097816, 11372270, 12996880, 13996640, 18195632, 22744540, 25993760, 36391264, 45489080, 90978160, 181956320]

約数ペア:

[(1, 181956320), (2, 90978160), (4, 45489080), (5, 36391264), (7, 25993760), (8, 22744540), (10, 18195632), (13, 13996640), (14, 12996880), (16, 11372270), (20, 9097816), (26, 6998320), (28, 6498440), (32, 5686135), (35, 5198752), (40, 4548908), (52, 3499160), (56, 3249220), (65, 2799328), (70, 2599376), (80, 2274454), (91, 1999520), (104, 1749580), (112, 1624610), (130, 1399664), (140, 1299688), (160, 1137227), (182, 999760), (208, 874790), (224, 812305), (260, 699832), (280, 649844), (364, 499880), (416, 437395), (455, 399904), (520, 349916), (560, 324922), (728, 249940), (910, 199952), (1040, 174958), (1120, 162461), (1456, 124970), (1820, 99976), (2080, 87479), (2912, 62485), (3640, 49988), (7280, 24994), (12497, 14560)]