30505450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 60397920

約数和(自身を除く): 29892470

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 163, 190, 197, 326, 394, 475, 815, 950, 985, 1630, 1970, 3097, 3743, 4075, 4925, 6194, 7486, 8150, 9850, 15485, 18715, 30970, 32111, 37430, 64222, 77425, 93575, 154850, 160555, 187150, 321110, 610109, 802775, 1220218, 1605550, 3050545, 6101090, 15252725, 30505450]

約数ペア:

[(1, 30505450), (2, 15252725), (5, 6101090), (10, 3050545), (19, 1605550), (25, 1220218), (38, 802775), (50, 610109), (95, 321110), (163, 187150), (190, 160555), (197, 154850), (326, 93575), (394, 77425), (475, 64222), (815, 37430), (950, 32111), (985, 30970), (1630, 18715), (1970, 15485), (3097, 9850), (3743, 8150), (4075, 7486), (4925, 6194)]