55439150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^2$

素因数の和:178

約数の個数: 72

約数和(自身を含む): 118664280

約数和(自身を除く): 63225130

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 67, 95, 130, 134, 190, 247, 325, 335, 475, 494, 650, 670, 871, 950, 1235, 1273, 1675, 1742, 2470, 2546, 3350, 4355, 4489, 6175, 6365, 8710, 8978, 12350, 12730, 16549, 21775, 22445, 31825, 33098, 43550, 44890, 58357, 63650, 82745, 85291, 112225, 116714, 165490, 170582, 224450, 291785, 413725, 426455, 583570, 827450, 852910, 1108783, 1458925, 2132275, 2217566, 2917850, 4264550, 5543915, 11087830, 27719575, 55439150]

約数ペア:

[(1, 55439150), (2, 27719575), (5, 11087830), (10, 5543915), (13, 4264550), (19, 2917850), (25, 2217566), (26, 2132275), (38, 1458925), (50, 1108783), (65, 852910), (67, 827450), (95, 583570), (130, 426455), (134, 413725), (190, 291785), (247, 224450), (325, 170582), (335, 165490), (475, 116714), (494, 112225), (650, 85291), (670, 82745), (871, 63650), (950, 58357), (1235, 44890), (1273, 43550), (1675, 33098), (1742, 31825), (2470, 22445), (2546, 21775), (3350, 16549), (4355, 12730), (4489, 12350), (6175, 8978), (6365, 8710)]