49397325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 90449568

約数和(自身を除く): 41052243

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 53, 75, 85, 129, 159, 215, 255, 265, 289, 425, 645, 731, 795, 867, 901, 1075, 1275, 1325, 1445, 2193, 2279, 2703, 3225, 3655, 3975, 4335, 4505, 6837, 7225, 10965, 11395, 12427, 13515, 15317, 18275, 21675, 22525, 34185, 37281, 38743, 45951, 54825, 56975, 62135, 67575, 76585, 116229, 170925, 186405, 193715, 229755, 310675, 382925, 581145, 658631, 932025, 968575, 1148775, 1975893, 2905725, 3293155, 9879465, 16465775, 49397325]

約数ペア:

[(1, 49397325), (3, 16465775), (5, 9879465), (15, 3293155), (17, 2905725), (25, 1975893), (43, 1148775), (51, 968575), (53, 932025), (75, 658631), (85, 581145), (129, 382925), (159, 310675), (215, 229755), (255, 193715), (265, 186405), (289, 170925), (425, 116229), (645, 76585), (731, 67575), (795, 62135), (867, 56975), (901, 54825), (1075, 45951), (1275, 38743), (1325, 37281), (1445, 34185), (2193, 22525), (2279, 21675), (2703, 18275), (3225, 15317), (3655, 13515), (3975, 12427), (4335, 11395), (4505, 10965), (6837, 7225)]