51038840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1913}}^1$

素因数の和:1976

約数の個数: 64

約数和(自身を含む): 124027200

約数和(自身を除く): 72988360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 290, 460, 580, 667, 920, 1160, 1334, 1913, 2668, 3335, 3826, 5336, 6670, 7652, 9565, 13340, 15304, 19130, 26680, 38260, 43999, 55477, 76520, 87998, 110954, 175996, 219995, 221908, 277385, 351992, 439990, 443816, 554770, 879980, 1109540, 1275971, 1759960, 2219080, 2551942, 5103884, 6379855, 10207768, 12759710, 25519420, 51038840]

約数ペア:

[(1, 51038840), (2, 25519420), (4, 12759710), (5, 10207768), (8, 6379855), (10, 5103884), (20, 2551942), (23, 2219080), (29, 1759960), (40, 1275971), (46, 1109540), (58, 879980), (92, 554770), (115, 443816), (116, 439990), (145, 351992), (184, 277385), (230, 221908), (232, 219995), (290, 175996), (460, 110954), (580, 87998), (667, 76520), (920, 55477), (1160, 43999), (1334, 38260), (1913, 26680), (2668, 19130), (3335, 15304), (3826, 13340), (5336, 9565), (6670, 7652)]