73671325

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 117635328

約数和(自身を除く): 43964003

約数列:

[1, 5, 7, 13, 25, 35, 47, 53, 65, 91, 169, 175, 235, 265, 325, 329, 371, 455, 611, 689, 845, 1175, 1183, 1325, 1645, 1855, 2275, 2491, 3055, 3445, 4225, 4277, 4823, 5915, 7943, 8225, 8957, 9275, 12455, 15275, 17225, 17437, 21385, 24115, 29575, 32383, 39715, 44785, 55601, 62275, 62699, 87185, 106925, 120575, 161915, 198575, 223925, 226681, 278005, 313495, 420979, 435925, 809575, 1133405, 1390025, 1567475, 2104895, 2946853, 5667025, 10524475, 14734265, 73671325]

約数ペア:

[(1, 73671325), (5, 14734265), (7, 10524475), (13, 5667025), (25, 2946853), (35, 2104895), (47, 1567475), (53, 1390025), (65, 1133405), (91, 809575), (169, 435925), (175, 420979), (235, 313495), (265, 278005), (325, 226681), (329, 223925), (371, 198575), (455, 161915), (611, 120575), (689, 106925), (845, 87185), (1175, 62699), (1183, 62275), (1325, 55601), (1645, 44785), (1855, 39715), (2275, 32383), (2491, 29575), (3055, 24115), (3445, 21385), (4225, 17437), (4277, 17225), (4823, 15275), (5915, 12455), (7943, 9275), (8225, 8957)]