40639950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6947}}^1$

素因数の和:6978

約数の個数: 72

約数和(自身を含む): 117601848

約数和(自身を除く): 76961898

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 5850, 6947, 13894, 20841, 34735, 41682, 62523, 69470, 90311, 104205, 125046, 173675, 180622, 208410, 270933, 312615, 347350, 451555, 521025, 541866, 625230, 812799, 903110, 1042050, 1354665, 1563075, 1625598, 2257775, 2709330, 3126150, 4063995, 4515550, 6773325, 8127990, 13546650, 20319975, 40639950]

約数ペア:

[(1, 40639950), (2, 20319975), (3, 13546650), (5, 8127990), (6, 6773325), (9, 4515550), (10, 4063995), (13, 3126150), (15, 2709330), (18, 2257775), (25, 1625598), (26, 1563075), (30, 1354665), (39, 1042050), (45, 903110), (50, 812799), (65, 625230), (75, 541866), (78, 521025), (90, 451555), (117, 347350), (130, 312615), (150, 270933), (195, 208410), (225, 180622), (234, 173675), (325, 125046), (390, 104205), (450, 90311), (585, 69470), (650, 62523), (975, 41682), (1170, 34735), (1950, 20841), (2925, 13894), (5850, 6947)]