31718170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 65888640

約数和(自身を除く): 34170470

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 61, 110, 122, 145, 163, 290, 305, 319, 326, 610, 638, 671, 815, 1342, 1595, 1630, 1769, 1793, 3190, 3355, 3538, 3586, 4727, 6710, 8845, 8965, 9454, 9943, 17690, 17930, 19459, 19886, 23635, 38918, 47270, 49715, 51997, 97295, 99430, 103994, 109373, 194590, 218746, 259985, 288347, 519970, 546865, 576694, 1093730, 1441735, 2883470, 3171817, 6343634, 15859085, 31718170]

約数ペア:

[(1, 31718170), (2, 15859085), (5, 6343634), (10, 3171817), (11, 2883470), (22, 1441735), (29, 1093730), (55, 576694), (58, 546865), (61, 519970), (110, 288347), (122, 259985), (145, 218746), (163, 194590), (290, 109373), (305, 103994), (319, 99430), (326, 97295), (610, 51997), (638, 49715), (671, 47270), (815, 38918), (1342, 23635), (1595, 19886), (1630, 19459), (1769, 17930), (1793, 17690), (3190, 9943), (3355, 9454), (3538, 8965), (3586, 8845), (4727, 6710)]