156987454225

素因数分解:

$5^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1\times {\mathrm{5807}}^1$

素因数の和:6706

約数の個数: 48

約数和(自身を含む): 223783819776

約数和(自身を除く): 66796365551

約数列:

[1, 5, 7, 25, 35, 175, 241, 641, 1205, 1687, 3205, 4487, 5807, 6025, 8435, 16025, 22435, 29035, 40649, 42175, 112175, 145175, 154481, 203245, 772405, 1016225, 1081367, 1399487, 3722287, 3862025, 5406835, 6997435, 9796409, 18611435, 26056009, 27034175, 34987175, 48982045, 93057175, 130280045, 244910225, 651400225, 897071167, 4485355835, 6279498169, 22426779175, 31397490845, 156987454225]

約数ペア:

[(1, 156987454225), (5, 31397490845), (7, 22426779175), (25, 6279498169), (35, 4485355835), (175, 897071167), (241, 651400225), (641, 244910225), (1205, 130280045), (1687, 93057175), (3205, 48982045), (4487, 34987175), (5807, 27034175), (6025, 26056009), (8435, 18611435), (16025, 9796409), (22435, 6997435), (29035, 5406835), (40649, 3862025), (42175, 3722287), (112175, 1399487), (145175, 1081367), (154481, 1016225), (203245, 772405)]