25100873525

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{3449}}^1$

素因数の和:3943

約数の個数: 72

約数和(自身を含む): 39088513800

約数和(自身を除く): 13987640275

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 455, 457, 637, 1225, 2275, 2285, 3185, 3199, 3449, 5941, 11425, 15925, 15995, 17245, 22393, 24143, 29705, 41587, 44837, 79975, 86225, 111965, 120715, 148525, 169001, 207935, 224185, 291109, 313859, 559825, 603575, 845005, 1039675, 1120925, 1455545, 1569295, 1576193, 2197013, 4225025, 7277725, 7846475, 7880965, 10985065, 11033351, 20490509, 39404825, 54925325, 55166755, 77233457, 102452545, 143433563, 275833775, 386167285, 512262725, 717167815, 1004034941, 1930836425, 3585839075, 5020174705, 25100873525]

約数ペア:

[(1, 25100873525), (5, 5020174705), (7, 3585839075), (13, 1930836425), (25, 1004034941), (35, 717167815), (49, 512262725), (65, 386167285), (91, 275833775), (175, 143433563), (245, 102452545), (325, 77233457), (455, 55166755), (457, 54925325), (637, 39404825), (1225, 20490509), (2275, 11033351), (2285, 10985065), (3185, 7880965), (3199, 7846475), (3449, 7277725), (5941, 4225025), (11425, 2197013), (15925, 1576193), (15995, 1569295), (17245, 1455545), (22393, 1120925), (24143, 1039675), (29705, 845005), (41587, 603575), (44837, 559825), (79975, 313859), (86225, 291109), (111965, 224185), (120715, 207935), (148525, 169001)]