71984270

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{593}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 132580800

約数和(自身を除く): 60596530

約数列:

[1, 2, 5, 10, 61, 122, 199, 305, 398, 593, 610, 995, 1186, 1990, 2965, 5930, 12139, 24278, 36173, 60695, 72346, 118007, 121390, 180865, 236014, 361730, 590035, 1180070, 7198427, 14396854, 35992135, 71984270]

約数ペア:

[(1, 71984270), (2, 35992135), (5, 14396854), (10, 7198427), (61, 1180070), (122, 590035), (199, 361730), (305, 236014), (398, 180865), (593, 121390), (610, 118007), (995, 72346), (1186, 60695), (1990, 36173), (2965, 24278), (5930, 12139)]