15000375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 28619136

約数和(自身を除く): 13618761

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 125, 181, 195, 221, 255, 325, 375, 425, 543, 663, 905, 975, 1105, 1275, 1625, 2125, 2353, 2715, 3077, 3315, 4525, 4875, 5525, 6375, 7059, 9231, 11765, 13575, 15385, 16575, 22625, 27625, 35295, 40001, 46155, 58825, 67875, 76925, 82875, 120003, 176475, 200005, 230775, 294125, 384625, 600015, 882375, 1000025, 1153875, 3000075, 5000125, 15000375]

約数ペア:

[(1, 15000375), (3, 5000125), (5, 3000075), (13, 1153875), (15, 1000025), (17, 882375), (25, 600015), (39, 384625), (51, 294125), (65, 230775), (75, 200005), (85, 176475), (125, 120003), (181, 82875), (195, 76925), (221, 67875), (255, 58825), (325, 46155), (375, 40001), (425, 35295), (543, 27625), (663, 22625), (905, 16575), (975, 15385), (1105, 13575), (1275, 11765), (1625, 9231), (2125, 7059), (2353, 6375), (2715, 5525), (3077, 4875), (3315, 4525)]