428179250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{827}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 852508800

約数和(自身を除く): 424329550

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 109, 125, 190, 218, 250, 475, 545, 827, 950, 1090, 1654, 2071, 2375, 2725, 4135, 4142, 4750, 5450, 8270, 10355, 13625, 15713, 20675, 20710, 27250, 31426, 41350, 51775, 78565, 90143, 103375, 103550, 157130, 180286, 206750, 258875, 392825, 450715, 517750, 785650, 901430, 1712717, 1964125, 2253575, 3425434, 3928250, 4507150, 8563585, 11267875, 17127170, 22535750, 42817925, 85635850, 214089625, 428179250]

約数ペア:

[(1, 428179250), (2, 214089625), (5, 85635850), (10, 42817925), (19, 22535750), (25, 17127170), (38, 11267875), (50, 8563585), (95, 4507150), (109, 3928250), (125, 3425434), (190, 2253575), (218, 1964125), (250, 1712717), (475, 901430), (545, 785650), (827, 517750), (950, 450715), (1090, 392825), (1654, 258875), (2071, 206750), (2375, 180286), (2725, 157130), (4135, 103550), (4142, 103375), (4750, 90143), (5450, 78565), (8270, 51775), (10355, 41350), (13625, 31426), (15713, 27250), (20675, 20710)]