64907325

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:289

約数の個数: 120

約数和(自身を含む): 145238720

約数和(自身を除く): 80331395

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 35, 45, 57, 63, 75, 81, 95, 105, 133, 135, 171, 175, 189, 225, 241, 285, 315, 399, 405, 475, 513, 525, 567, 665, 675, 723, 855, 945, 1197, 1205, 1425, 1539, 1575, 1687, 1995, 2025, 2169, 2565, 2835, 3325, 3591, 3615, 4275, 4579, 4725, 5061, 5985, 6025, 6507, 7695, 8435, 9975, 10773, 10845, 12825, 13737, 14175, 15183, 17955, 18075, 19521, 22895, 25305, 29925, 32053, 32535, 38475, 41211, 42175, 45549, 53865, 54225, 68685, 75915, 89775, 96159, 97605, 114475, 123633, 126525, 136647, 160265, 162675, 206055, 227745, 269325, 288477, 343425, 370899, 379575, 480795, 488025, 618165, 683235, 801325, 865431, 1030275, 1138725, 1442385, 1854495, 2403975, 2596293, 3090825, 3416175, 4327155, 7211925, 9272475, 12981465, 21635775, 64907325]

約数ペア:

[(1, 64907325), (3, 21635775), (5, 12981465), (7, 9272475), (9, 7211925), (15, 4327155), (19, 3416175), (21, 3090825), (25, 2596293), (27, 2403975), (35, 1854495), (45, 1442385), (57, 1138725), (63, 1030275), (75, 865431), (81, 801325), (95, 683235), (105, 618165), (133, 488025), (135, 480795), (171, 379575), (175, 370899), (189, 343425), (225, 288477), (241, 269325), (285, 227745), (315, 206055), (399, 162675), (405, 160265), (475, 136647), (513, 126525), (525, 123633), (567, 114475), (665, 97605), (675, 96159), (723, 89775), (855, 75915), (945, 68685), (1197, 54225), (1205, 53865), (1425, 45549), (1539, 42175), (1575, 41211), (1687, 38475), (1995, 32535), (2025, 32053), (2169, 29925), (2565, 25305), (2835, 22895), (3325, 19521), (3591, 18075), (3615, 17955), (4275, 15183), (4579, 14175), (4725, 13737), (5061, 12825), (5985, 10845), (6025, 10773), (6507, 9975), (7695, 8435)]