64663950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{33161}}^1$

素因数の和:33189

約数の個数: 48

約数和(自身を含む): 172707696

約数和(自身を除く): 108043746

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 33161, 66322, 99483, 165805, 198966, 331610, 431093, 497415, 829025, 862186, 994830, 1293279, 1658050, 2155465, 2487075, 2586558, 4310930, 4974150, 6466395, 10777325, 12932790, 21554650, 32331975, 64663950]

約数ペア:

[(1, 64663950), (2, 32331975), (3, 21554650), (5, 12932790), (6, 10777325), (10, 6466395), (13, 4974150), (15, 4310930), (25, 2586558), (26, 2487075), (30, 2155465), (39, 1658050), (50, 1293279), (65, 994830), (75, 862186), (78, 829025), (130, 497415), (150, 431093), (195, 331610), (325, 198966), (390, 165805), (650, 99483), (975, 66322), (1950, 33161)]