2019771650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1123}}^1\times {\mathrm{2767}}^1$

素因数の和:3915

約数の個数: 48

約数和(自身を含む): 4050824064

約数和(自身を除く): 2031052414

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1123, 2246, 2767, 5534, 5615, 11230, 13835, 14599, 27670, 28075, 29198, 35971, 56150, 69175, 71942, 72995, 138350, 145990, 179855, 359710, 364975, 729950, 899275, 1798550, 3107341, 6214682, 15536705, 31073410, 40395433, 77683525, 80790866, 155367050, 201977165, 403954330, 1009885825, 2019771650]

約数ペア:

[(1, 2019771650), (2, 1009885825), (5, 403954330), (10, 201977165), (13, 155367050), (25, 80790866), (26, 77683525), (50, 40395433), (65, 31073410), (130, 15536705), (325, 6214682), (650, 3107341), (1123, 1798550), (2246, 899275), (2767, 729950), (5534, 364975), (5615, 359710), (11230, 179855), (13835, 145990), (14599, 138350), (27670, 72995), (28075, 71942), (29198, 69175), (35971, 56150)]