78834850

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 151865280

約数和(自身を除く): 73030430

約数列:

[1, 2, 5, 10, 25, 50, 53, 71, 106, 142, 265, 355, 419, 530, 710, 838, 1325, 1775, 2095, 2650, 3550, 3763, 4190, 7526, 10475, 18815, 20950, 22207, 29749, 37630, 44414, 59498, 94075, 111035, 148745, 188150, 222070, 297490, 555175, 743725, 1110350, 1487450, 1576697, 3153394, 7883485, 15766970, 39417425, 78834850]

約数ペア:

[(1, 78834850), (2, 39417425), (5, 15766970), (10, 7883485), (25, 3153394), (50, 1576697), (53, 1487450), (71, 1110350), (106, 743725), (142, 555175), (265, 297490), (355, 222070), (419, 188150), (530, 148745), (710, 111035), (838, 94075), (1325, 59498), (1775, 44414), (2095, 37630), (2650, 29749), (3550, 22207), (3763, 20950), (4190, 18815), (7526, 10475)]