74769825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 142142688

約数和(自身を除く): 67372863

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 169, 195, 221, 255, 325, 347, 425, 507, 663, 845, 975, 1041, 1105, 1275, 1735, 2535, 2873, 3315, 4225, 4511, 5205, 5525, 5899, 8619, 8675, 12675, 13533, 14365, 16575, 17697, 22555, 26025, 29495, 43095, 58643, 67665, 71825, 76687, 88485, 112775, 147475, 175929, 215475, 230061, 293215, 338325, 383435, 442425, 879645, 996931, 1150305, 1466075, 1917175, 2990793, 4398225, 4984655, 5751525, 14953965, 24923275, 74769825]

約数ペア:

[(1, 74769825), (3, 24923275), (5, 14953965), (13, 5751525), (15, 4984655), (17, 4398225), (25, 2990793), (39, 1917175), (51, 1466075), (65, 1150305), (75, 996931), (85, 879645), (169, 442425), (195, 383435), (221, 338325), (255, 293215), (325, 230061), (347, 215475), (425, 175929), (507, 147475), (663, 112775), (845, 88485), (975, 76687), (1041, 71825), (1105, 67665), (1275, 58643), (1735, 43095), (2535, 29495), (2873, 26025), (3315, 22555), (4225, 17697), (4511, 16575), (5205, 14365), (5525, 13533), (5899, 12675), (8619, 8675)]