87647950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 189987840

約数和(自身を除く): 102339890

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 47, 50, 65, 94, 95, 130, 151, 190, 235, 247, 302, 325, 470, 475, 494, 611, 650, 755, 893, 950, 1175, 1222, 1235, 1510, 1786, 1963, 2350, 2470, 2869, 3055, 3775, 3926, 4465, 5738, 6110, 6175, 7097, 7550, 8930, 9815, 11609, 12350, 14194, 14345, 15275, 19630, 22325, 23218, 28690, 30550, 35485, 37297, 44650, 49075, 58045, 70970, 71725, 74594, 92261, 98150, 116090, 134843, 143450, 177425, 184522, 186485, 269686, 290225, 354850, 372970, 461305, 580450, 674215, 922610, 932425, 1348430, 1752959, 1864850, 2306525, 3371075, 3505918, 4613050, 6742150, 8764795, 17529590, 43823975, 87647950]

約数ペア:

[(1, 87647950), (2, 43823975), (5, 17529590), (10, 8764795), (13, 6742150), (19, 4613050), (25, 3505918), (26, 3371075), (38, 2306525), (47, 1864850), (50, 1752959), (65, 1348430), (94, 932425), (95, 922610), (130, 674215), (151, 580450), (190, 461305), (235, 372970), (247, 354850), (302, 290225), (325, 269686), (470, 186485), (475, 184522), (494, 177425), (611, 143450), (650, 134843), (755, 116090), (893, 98150), (950, 92261), (1175, 74594), (1222, 71725), (1235, 70970), (1510, 58045), (1786, 49075), (1963, 44650), (2350, 37297), (2470, 35485), (2869, 30550), (3055, 28690), (3775, 23218), (3926, 22325), (4465, 19630), (5738, 15275), (6110, 14345), (6175, 14194), (7097, 12350), (7550, 11609), (8930, 9815)]