47321625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 89945856

約数和(自身を除く): 42624231

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 125, 195, 221, 255, 325, 375, 425, 571, 663, 975, 1105, 1275, 1625, 1713, 2125, 2855, 3315, 4875, 5525, 6375, 7423, 8565, 9707, 14275, 16575, 22269, 27625, 29121, 37115, 42825, 48535, 71375, 82875, 111345, 126191, 145605, 185575, 214125, 242675, 378573, 556725, 630955, 728025, 927875, 1213375, 1892865, 2783625, 3154775, 3640125, 9464325, 15773875, 47321625]

約数ペア:

[(1, 47321625), (3, 15773875), (5, 9464325), (13, 3640125), (15, 3154775), (17, 2783625), (25, 1892865), (39, 1213375), (51, 927875), (65, 728025), (75, 630955), (85, 556725), (125, 378573), (195, 242675), (221, 214125), (255, 185575), (325, 145605), (375, 126191), (425, 111345), (571, 82875), (663, 71375), (975, 48535), (1105, 42825), (1275, 37115), (1625, 29121), (1713, 27625), (2125, 22269), (2855, 16575), (3315, 14275), (4875, 9707), (5525, 8565), (6375, 7423)]