513677008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{6841}}^1$

素因数の和:6900

約数の個数: 60

約数和(自身を含む): 1131352068

約数和(自身を除く): 617675060

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 361, 494, 722, 988, 1444, 1976, 2888, 3952, 4693, 5776, 6841, 9386, 13682, 18772, 27364, 37544, 54728, 75088, 88933, 109456, 129979, 177866, 259958, 355732, 519916, 711464, 1039832, 1422928, 1689727, 2079664, 2469601, 3379454, 4939202, 6758908, 9878404, 13517816, 19756808, 27035632, 32104813, 39513616, 64209626, 128419252, 256838504, 513677008]

約数ペア:

[(1, 513677008), (2, 256838504), (4, 128419252), (8, 64209626), (13, 39513616), (16, 32104813), (19, 27035632), (26, 19756808), (38, 13517816), (52, 9878404), (76, 6758908), (104, 4939202), (152, 3379454), (208, 2469601), (247, 2079664), (304, 1689727), (361, 1422928), (494, 1039832), (722, 711464), (988, 519916), (1444, 355732), (1976, 259958), (2888, 177866), (3952, 129979), (4693, 109456), (5776, 88933), (6841, 75088), (9386, 54728), (13682, 37544), (18772, 27364)]