81234816

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16273}}^1$

素因数の和:16303

約数の個数: 64

約数和(自身を含む): 232392720

約数和(自身を除く): 151157904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4992, 16273, 32546, 48819, 65092, 97638, 130184, 195276, 211549, 260368, 390552, 423098, 520736, 634647, 781104, 846196, 1041472, 1269294, 1562208, 1692392, 2082944, 2538588, 3124416, 3384784, 5077176, 6248832, 6769568, 10154352, 13539136, 20308704, 27078272, 40617408, 81234816]

約数ペア:

[(1, 81234816), (2, 40617408), (3, 27078272), (4, 20308704), (6, 13539136), (8, 10154352), (12, 6769568), (13, 6248832), (16, 5077176), (24, 3384784), (26, 3124416), (32, 2538588), (39, 2082944), (48, 1692392), (52, 1562208), (64, 1269294), (78, 1041472), (96, 846196), (104, 781104), (128, 634647), (156, 520736), (192, 423098), (208, 390552), (312, 260368), (384, 211549), (416, 195276), (624, 130184), (832, 97638), (1248, 65092), (1664, 48819), (2496, 32546), (4992, 16273)]