138034700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 310386384

約数和(自身を除く): 172351684

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 131, 164, 205, 257, 262, 410, 514, 524, 655, 820, 1025, 1028, 1285, 1310, 2050, 2570, 2620, 3275, 4100, 5140, 5371, 6425, 6550, 10537, 10742, 12850, 13100, 21074, 21484, 25700, 26855, 33667, 42148, 52685, 53710, 67334, 105370, 107420, 134275, 134668, 168335, 210740, 263425, 268550, 336670, 526850, 537100, 673340, 841675, 1053700, 1380347, 1683350, 2760694, 3366700, 5521388, 6901735, 13803470, 27606940, 34508675, 69017350, 138034700]

約数ペア:

[(1, 138034700), (2, 69017350), (4, 34508675), (5, 27606940), (10, 13803470), (20, 6901735), (25, 5521388), (41, 3366700), (50, 2760694), (82, 1683350), (100, 1380347), (131, 1053700), (164, 841675), (205, 673340), (257, 537100), (262, 526850), (410, 336670), (514, 268550), (524, 263425), (655, 210740), (820, 168335), (1025, 134668), (1028, 134275), (1285, 107420), (1310, 105370), (2050, 67334), (2570, 53710), (2620, 52685), (3275, 42148), (4100, 33667), (5140, 26855), (5371, 25700), (6425, 21484), (6550, 21074), (10537, 13100), (10742, 12850)]