25519420

素因数分解:

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

素因数の和:1974

約数の個数: 48

約数和(自身を含む): 57879360

約数和(自身を除く): 32359940

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 667, 1334, 1913, 2668, 3335, 3826, 6670, 7652, 9565, 13340, 19130, 38260, 43999, 55477, 87998, 110954, 175996, 219995, 221908, 277385, 439990, 554770, 879980, 1109540, 1275971, 2551942, 5103884, 6379855, 12759710, 25519420]

約数ペア:

[(1, 25519420), (2, 12759710), (4, 6379855), (5, 5103884), (10, 2551942), (20, 1275971), (23, 1109540), (29, 879980), (46, 554770), (58, 439990), (92, 277385), (115, 221908), (116, 219995), (145, 175996), (230, 110954), (290, 87998), (460, 55477), (580, 43999), (667, 38260), (1334, 19130), (1913, 13340), (2668, 9565), (3335, 7652), (3826, 6670)]