2025984772

素因数分解:

$2^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:753

約数の個数: 72

約数和(自身を含む): 4187904000

約数和(自身を除く): 2161919228

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 127, 196, 199, 254, 398, 409, 508, 796, 818, 889, 1393, 1636, 1778, 2786, 2863, 3556, 5572, 5726, 6223, 9751, 11452, 12446, 19502, 20041, 24892, 25273, 39004, 40082, 50546, 51943, 80164, 81391, 101092, 103886, 162782, 176911, 207772, 325564, 353822, 363601, 569737, 707644, 727202, 1139474, 1238377, 1454404, 2278948, 2476754, 2545207, 3988159, 4953508, 5090414, 7976318, 10180828, 10336657, 15952636, 20673314, 41346628, 72356599, 144713198, 289426396, 506496193, 1012992386, 2025984772]

約数ペア:

[(1, 2025984772), (2, 1012992386), (4, 506496193), (7, 289426396), (14, 144713198), (28, 72356599), (49, 41346628), (98, 20673314), (127, 15952636), (196, 10336657), (199, 10180828), (254, 7976318), (398, 5090414), (409, 4953508), (508, 3988159), (796, 2545207), (818, 2476754), (889, 2278948), (1393, 1454404), (1636, 1238377), (1778, 1139474), (2786, 727202), (2863, 707644), (3556, 569737), (5572, 363601), (5726, 353822), (6223, 325564), (9751, 207772), (11452, 176911), (12446, 162782), (19502, 103886), (20041, 101092), (24892, 81391), (25273, 80164), (39004, 51943), (40082, 50546)]