28219850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 55924992

約数和(自身を除く): 27705142

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 53, 106, 115, 230, 265, 463, 530, 575, 926, 1150, 1219, 1325, 2315, 2438, 2650, 4630, 6095, 10649, 11575, 12190, 21298, 23150, 24539, 30475, 49078, 53245, 60950, 106490, 122695, 245390, 266225, 532450, 564397, 613475, 1128794, 1226950, 2821985, 5643970, 14109925, 28219850]

約数ペア:

[(1, 28219850), (2, 14109925), (5, 5643970), (10, 2821985), (23, 1226950), (25, 1128794), (46, 613475), (50, 564397), (53, 532450), (106, 266225), (115, 245390), (230, 122695), (265, 106490), (463, 60950), (530, 53245), (575, 49078), (926, 30475), (1150, 24539), (1219, 23150), (1325, 21298), (2315, 12190), (2438, 11575), (2650, 10649), (4630, 6095)]