245125636

素因数分解:

$2^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{3371}}^1$

素因数の和:3449

約数の個数: 48

約数和(自身を含む): 509846400

約数和(自身を除く): 264720764

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 343, 371, 686, 742, 1372, 1484, 2597, 3371, 5194, 6742, 10388, 13484, 18179, 23597, 36358, 47194, 72716, 94388, 165179, 178663, 330358, 357326, 660716, 714652, 1156253, 1250641, 2312506, 2501282, 4625012, 5002564, 8754487, 17508974, 35017948, 61281409, 122562818, 245125636]

約数ペア:

[(1, 245125636), (2, 122562818), (4, 61281409), (7, 35017948), (14, 17508974), (28, 8754487), (49, 5002564), (53, 4625012), (98, 2501282), (106, 2312506), (196, 1250641), (212, 1156253), (343, 714652), (371, 660716), (686, 357326), (742, 330358), (1372, 178663), (1484, 165179), (2597, 94388), (3371, 72716), (5194, 47194), (6742, 36358), (10388, 23597), (13484, 18179)]