131880112

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1709}}^1$

素因数の和:1790

約数の個数: 80

約数和(自身を含む): 320604480

約数和(自身を除く): 188724368

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 53, 56, 91, 104, 106, 112, 182, 208, 212, 364, 371, 424, 689, 728, 742, 848, 1378, 1456, 1484, 1709, 2756, 2968, 3418, 4823, 5512, 5936, 6836, 9646, 11024, 11963, 13672, 19292, 22217, 23926, 27344, 38584, 44434, 47852, 77168, 88868, 90577, 95704, 155519, 177736, 181154, 191408, 311038, 355472, 362308, 622076, 634039, 724616, 1177501, 1244152, 1268078, 1449232, 2355002, 2488304, 2536156, 4710004, 5072312, 8242507, 9420008, 10144624, 16485014, 18840016, 32970028, 65940056, 131880112]

約数ペア:

[(1, 131880112), (2, 65940056), (4, 32970028), (7, 18840016), (8, 16485014), (13, 10144624), (14, 9420008), (16, 8242507), (26, 5072312), (28, 4710004), (52, 2536156), (53, 2488304), (56, 2355002), (91, 1449232), (104, 1268078), (106, 1244152), (112, 1177501), (182, 724616), (208, 634039), (212, 622076), (364, 362308), (371, 355472), (424, 311038), (689, 191408), (728, 181154), (742, 177736), (848, 155519), (1378, 95704), (1456, 90577), (1484, 88868), (1709, 77168), (2756, 47852), (2968, 44434), (3418, 38584), (4823, 27344), (5512, 23926), (5936, 22217), (6836, 19292), (9646, 13672), (11024, 11963)]